Index: llvm/lib/Target/ARM/ARMISelLowering.cpp
===================================================================
--- llvm/lib/Target/ARM/ARMISelLowering.cpp
+++ llvm/lib/Target/ARM/ARMISelLowering.cpp
@@ -5717,11 +5717,11 @@
      // t18: f16 = ARMISD::VMOVhr t5
      if (Op.getOpcode() != ISD::CopyFromReg ||
          Op.getValueType() != MVT::f32)
-       return SDValue();
+       return SDValue(N, 0);
 
      auto Move = N->use_begin();
      if (Move->getOpcode() != ARMISD::VMOVhr)
-       return SDValue();
+       return SDValue(N, 0);
 
      SDValue Ops[] = { Op.getOperand(0), Op.getOperand(1) };
      SDValue Copy = DAG.getNode(ISD::CopyFromReg, SDLoc(Op), MVT::f16, Ops);
Index: llvm/test/CodeGen/ARM/fp16-bitcast.ll
===================================================================
--- llvm/test/CodeGen/ARM/fp16-bitcast.ll
+++ llvm/test/CodeGen/ARM/fp16-bitcast.ll
@@ -5,24 +5,13 @@
 target triple = "thumbv8.1m.main-arm-unknown-eabi"
 
 define float @add(float %a, float %b) {
-; CHECK-VFPV4-LABEL: add:
-; CHECK-VFPV4:       @ %bb.0: @ %entry
-; CHECK-VFPV4-NEXT:    vmov s0, r1
-; CHECK-VFPV4-NEXT:    vmov s2, r0
-; CHECK-VFPV4-NEXT:    vadd.f32 s0, s2, s0
-; CHECK-VFPV4-NEXT:    vmov r0, s0
-; CHECK-VFPV4-NEXT:    bx lr
-;
-; CHECK-FP16-LABEL: add:
-; CHECK-FP16:       @ %bb.0: @ %entry
-; CHECK-FP16-NEXT:    .pad #4
-; CHECK-FP16-NEXT:    sub sp, #4
-; CHECK-FP16-NEXT:    vmov s0, r1
-; CHECK-FP16-NEXT:    vmov s2, r0
-; CHECK-FP16-NEXT:    vadd.f32 s0, s2, s0
-; CHECK-FP16-NEXT:    vstr s0, [sp]
-; CHECK-FP16-NEXT:    ldr r0, [sp], #4
-; CHECK-FP16-NEXT:    bx lr
+; CHECK-LABEL: add:
+; CHECK:       @ %bb.0: @ %entry
+; CHECK-NEXT:    vmov s0, r1
+; CHECK-NEXT:    vmov s2, r0
+; CHECK-NEXT:    vadd.f32 s0, s2, s0
+; CHECK-NEXT:    vmov r0, s0
+; CHECK-NEXT:    bx lr
 entry:
   %add = fadd float %a, %b
   ret float %add
Index: llvm/test/CodeGen/Thumb2/mve-div-expand.ll
===================================================================
--- llvm/test/CodeGen/Thumb2/mve-div-expand.ll
+++ llvm/test/CodeGen/Thumb2/mve-div-expand.ll
@@ -890,38 +890,32 @@
 ; CHECK:       @ %bb.0: @ %entry
 ; CHECK-NEXT:    .save {r4, r5, r6, lr}
 ; CHECK-NEXT:    push {r4, r5, r6, lr}
-; CHECK-NEXT:    .vsave {d8, d9}
-; CHECK-NEXT:    vpush {d8, d9}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
-; CHECK-NEXT:    vstr s0, [sp]
-; CHECK-NEXT:    ldr r4, [sp]
-; CHECK-NEXT:    vstr s2, [sp, #16]
-; CHECK-NEXT:    vstr s6, [sp, #20]
-; CHECK-NEXT:    vstr s3, [sp, #24]
-; CHECK-NEXT:    vstr s7, [sp, #28]
-; CHECK-NEXT:    vstr s4, [sp, #4]
-; CHECK-NEXT:    vstr s1, [sp, #8]
-; CHECK-NEXT:    vstr s5, [sp, #12]
-; CHECK-NEXT:    ldrd r0, r1, [sp, #16]
+; CHECK-NEXT:    .vsave {d8, d9, d10, d11}
+; CHECK-NEXT:    vpush {d8, d9, d10, d11}
+; CHECK-NEXT:    vmov q4, q1
+; CHECK-NEXT:    vmov q5, q0
+; CHECK-NEXT:    vmov r0, s22
+; CHECK-NEXT:    vmov r1, s18
 ; CHECK-NEXT:    bl fmodf
-; CHECK-NEXT:    mov r5, r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #24]
+; CHECK-NEXT:    mov r4, r0
+; CHECK-NEXT:    vmov r0, s23
+; CHECK-NEXT:    vmov r1, s19
 ; CHECK-NEXT:    bl fmodf
-; CHECK-NEXT:    ldr r1, [sp, #12]
+; CHECK-NEXT:    vmov r2, s21
+; CHECK-NEXT:    vmov r1, s17
+; CHECK-NEXT:    vmov r6, s16
 ; CHECK-NEXT:    vmov s19, r0
-; CHECK-NEXT:    ldrd r6, r2, [sp, #4]
-; CHECK-NEXT:    vmov s18, r5
+; CHECK-NEXT:    vmov r5, s20
+; CHECK-NEXT:    vmov s18, r4
 ; CHECK-NEXT:    mov r0, r2
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s17, r0
-; CHECK-NEXT:    mov r0, r4
+; CHECK-NEXT:    mov r0, r5
 ; CHECK-NEXT:    mov r1, r6
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s16, r0
 ; CHECK-NEXT:    vmov q0, q4
-; CHECK-NEXT:    add sp, #32
-; CHECK-NEXT:    vpop {d8, d9}
+; CHECK-NEXT:    vpop {d8, d9, d10, d11}
 ; CHECK-NEXT:    pop {r4, r5, r6, pc}
 entry:
   %out = frem <4 x float> %in1, %in2
@@ -978,15 +972,12 @@
 ; CHECK-NEXT:    push {r4, lr}
 ; CHECK-NEXT:    .vsave {d8, d9, d10, d11, d12, d13}
 ; CHECK-NEXT:    vpush {d8, d9, d10, d11, d12, d13}
-; CHECK-NEXT:    .pad #64
-; CHECK-NEXT:    sub sp, #64
 ; CHECK-NEXT:    vmov q4, q0
 ; CHECK-NEXT:    vmov q5, q1
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s16
-; CHECK-NEXT:    vstr s0, [sp, #56]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s20
-; CHECK-NEXT:    vstr s0, [sp, #60]
-; CHECK-NEXT:    ldrd r0, r1, [sp, #56]
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmovx.f16 s2, s16
@@ -994,21 +985,19 @@
 ; CHECK-NEXT:    vcvtb.f32.f16 s2, s2
 ; CHECK-NEXT:    vmov r4, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s20
-; CHECK-NEXT:    vstr s2, [sp, #48]
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #52]
-; CHECK-NEXT:    ldrd r0, r1, [sp, #48]
+; CHECK-NEXT:    vmov r0, s2
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmov.16 q6[0], r4
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s17
-; CHECK-NEXT:    vstr s0, [sp, #40]
-; CHECK-NEXT:    vcvtb.f32.f16 s0, s21
-; CHECK-NEXT:    vstr s0, [sp, #44]
 ; CHECK-NEXT:    vmov.16 q6[1], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #40]
+; CHECK-NEXT:    vmov r0, s0
+; CHECK-NEXT:    vcvtb.f32.f16 s0, s21
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmovx.f16 s2, s17
@@ -1016,21 +1005,19 @@
 ; CHECK-NEXT:    vcvtb.f32.f16 s2, s2
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s21
-; CHECK-NEXT:    vstr s2, [sp, #32]
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #36]
 ; CHECK-NEXT:    vmov.16 q6[2], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #32]
+; CHECK-NEXT:    vmov r0, s2
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s18
-; CHECK-NEXT:    vstr s0, [sp, #24]
-; CHECK-NEXT:    vcvtb.f32.f16 s0, s22
-; CHECK-NEXT:    vstr s0, [sp, #28]
 ; CHECK-NEXT:    vmov.16 q6[3], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #24]
+; CHECK-NEXT:    vmov r0, s0
+; CHECK-NEXT:    vcvtb.f32.f16 s0, s22
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmovx.f16 s2, s18
@@ -1038,21 +1025,19 @@
 ; CHECK-NEXT:    vcvtb.f32.f16 s2, s2
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s22
-; CHECK-NEXT:    vstr s2, [sp, #16]
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #20]
 ; CHECK-NEXT:    vmov.16 q6[4], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #16]
+; CHECK-NEXT:    vmov r0, s2
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s19
-; CHECK-NEXT:    vstr s0, [sp, #8]
-; CHECK-NEXT:    vcvtb.f32.f16 s0, s23
-; CHECK-NEXT:    vstr s0, [sp, #12]
 ; CHECK-NEXT:    vmov.16 q6[5], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #8]
+; CHECK-NEXT:    vmov r0, s0
+; CHECK-NEXT:    vcvtb.f32.f16 s0, s23
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmovx.f16 s2, s19
@@ -1060,18 +1045,16 @@
 ; CHECK-NEXT:    vcvtb.f32.f16 s2, s2
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s23
-; CHECK-NEXT:    vstr s2, [sp]
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #4]
 ; CHECK-NEXT:    vmov.16 q6[6], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp]
+; CHECK-NEXT:    vmov r0, s2
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl fmodf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmov.16 q6[7], r0
 ; CHECK-NEXT:    vmov q0, q6
-; CHECK-NEXT:    add sp, #64
 ; CHECK-NEXT:    vpop {d8, d9, d10, d11, d12, d13}
 ; CHECK-NEXT:    pop {r4, pc}
 entry:
Index: llvm/test/CodeGen/Thumb2/mve-fmath.ll
===================================================================
--- llvm/test/CodeGen/Thumb2/mve-fmath.ll
+++ llvm/test/CodeGen/Thumb2/mve-fmath.ll
@@ -85,25 +85,23 @@
 ; CHECK-NEXT:    push {r4, r5, r7, lr}
 ; CHECK-NEXT:    .vsave {d8, d9}
 ; CHECK-NEXT:    vpush {d8, d9}
-; CHECK-NEXT:    .pad #16
-; CHECK-NEXT:    sub sp, #16
-; CHECK-NEXT:    vstmia sp, {s0, s1, s2, s3}
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov q4, q0
+; CHECK-NEXT:    vmov r0, s18
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    mov r4, r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s19
 ; CHECK-NEXT:    bl cosf
-; CHECK-NEXT:    ldrd r5, r1, [sp]
+; CHECK-NEXT:    vmov r1, s17
+; CHECK-NEXT:    vmov r5, s16
 ; CHECK-NEXT:    vmov s19, r0
-; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    vmov s18, r4
+; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s17, r0
 ; CHECK-NEXT:    mov r0, r5
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s16, r0
 ; CHECK-NEXT:    vmov q0, q4
-; CHECK-NEXT:    add sp, #16
 ; CHECK-NEXT:    vpop {d8, d9}
 ; CHECK-NEXT:    pop {r4, r5, r7, pc}
 entry:
@@ -118,29 +116,24 @@
 ; CHECK-NEXT:    push {r4, lr}
 ; CHECK-NEXT:    .vsave {d8, d9, d10, d11}
 ; CHECK-NEXT:    vpush {d8, d9, d10, d11}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
 ; CHECK-NEXT:    vmov q4, q0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s16
-; CHECK-NEXT:    vstr s0, [sp, #28]
-; CHECK-NEXT:    ldr r0, [sp, #28]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r4, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s16
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #24]
-; CHECK-NEXT:    ldr r0, [sp, #24]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmov.16 q5[0], r4
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s17
-; CHECK-NEXT:    vstr s0, [sp, #20]
 ; CHECK-NEXT:    vmov.16 q5[1], r0
-; CHECK-NEXT:    ldr r0, [sp, #20]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -148,16 +141,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s17
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[2], r0
-; CHECK-NEXT:    vstr s0, [sp, #16]
-; CHECK-NEXT:    ldr r0, [sp, #16]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s18
-; CHECK-NEXT:    vstr s0, [sp, #12]
 ; CHECK-NEXT:    vmov.16 q5[3], r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -165,16 +156,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s18
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[4], r0
-; CHECK-NEXT:    vstr s0, [sp, #8]
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s19
-; CHECK-NEXT:    vstr s0, [sp, #4]
 ; CHECK-NEXT:    vmov.16 q5[5], r0
-; CHECK-NEXT:    ldr r0, [sp, #4]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -182,15 +171,13 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s19
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[6], r0
-; CHECK-NEXT:    vstr s0, [sp]
-; CHECK-NEXT:    ldr r0, [sp]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl cosf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmov.16 q5[7], r0
 ; CHECK-NEXT:    vmov q0, q5
-; CHECK-NEXT:    add sp, #32
 ; CHECK-NEXT:    vpop {d8, d9, d10, d11}
 ; CHECK-NEXT:    pop {r4, pc}
 entry:
@@ -229,25 +216,23 @@
 ; CHECK-NEXT:    push {r4, r5, r7, lr}
 ; CHECK-NEXT:    .vsave {d8, d9}
 ; CHECK-NEXT:    vpush {d8, d9}
-; CHECK-NEXT:    .pad #16
-; CHECK-NEXT:    sub sp, #16
-; CHECK-NEXT:    vstmia sp, {s0, s1, s2, s3}
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov q4, q0
+; CHECK-NEXT:    vmov r0, s18
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    mov r4, r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s19
 ; CHECK-NEXT:    bl sinf
-; CHECK-NEXT:    ldrd r5, r1, [sp]
+; CHECK-NEXT:    vmov r1, s17
+; CHECK-NEXT:    vmov r5, s16
 ; CHECK-NEXT:    vmov s19, r0
-; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    vmov s18, r4
+; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s17, r0
 ; CHECK-NEXT:    mov r0, r5
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s16, r0
 ; CHECK-NEXT:    vmov q0, q4
-; CHECK-NEXT:    add sp, #16
 ; CHECK-NEXT:    vpop {d8, d9}
 ; CHECK-NEXT:    pop {r4, r5, r7, pc}
 entry:
@@ -262,29 +247,24 @@
 ; CHECK-NEXT:    push {r4, lr}
 ; CHECK-NEXT:    .vsave {d8, d9, d10, d11}
 ; CHECK-NEXT:    vpush {d8, d9, d10, d11}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
 ; CHECK-NEXT:    vmov q4, q0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s16
-; CHECK-NEXT:    vstr s0, [sp, #28]
-; CHECK-NEXT:    ldr r0, [sp, #28]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r4, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s16
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #24]
-; CHECK-NEXT:    ldr r0, [sp, #24]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmov.16 q5[0], r4
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s17
-; CHECK-NEXT:    vstr s0, [sp, #20]
 ; CHECK-NEXT:    vmov.16 q5[1], r0
-; CHECK-NEXT:    ldr r0, [sp, #20]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -292,16 +272,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s17
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[2], r0
-; CHECK-NEXT:    vstr s0, [sp, #16]
-; CHECK-NEXT:    ldr r0, [sp, #16]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s18
-; CHECK-NEXT:    vstr s0, [sp, #12]
 ; CHECK-NEXT:    vmov.16 q5[3], r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -309,16 +287,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s18
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[4], r0
-; CHECK-NEXT:    vstr s0, [sp, #8]
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s19
-; CHECK-NEXT:    vstr s0, [sp, #4]
 ; CHECK-NEXT:    vmov.16 q5[5], r0
-; CHECK-NEXT:    ldr r0, [sp, #4]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -326,15 +302,13 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s19
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[6], r0
-; CHECK-NEXT:    vstr s0, [sp]
-; CHECK-NEXT:    ldr r0, [sp]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl sinf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmov.16 q5[7], r0
 ; CHECK-NEXT:    vmov q0, q5
-; CHECK-NEXT:    add sp, #32
 ; CHECK-NEXT:    vpop {d8, d9, d10, d11}
 ; CHECK-NEXT:    pop {r4, pc}
 entry:
@@ -373,25 +347,23 @@
 ; CHECK-NEXT:    push {r4, r5, r7, lr}
 ; CHECK-NEXT:    .vsave {d8, d9}
 ; CHECK-NEXT:    vpush {d8, d9}
-; CHECK-NEXT:    .pad #16
-; CHECK-NEXT:    sub sp, #16
-; CHECK-NEXT:    vstmia sp, {s0, s1, s2, s3}
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov q4, q0
+; CHECK-NEXT:    vmov r0, s18
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    mov r4, r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s19
 ; CHECK-NEXT:    bl expf
-; CHECK-NEXT:    ldrd r5, r1, [sp]
+; CHECK-NEXT:    vmov r1, s17
+; CHECK-NEXT:    vmov r5, s16
 ; CHECK-NEXT:    vmov s19, r0
-; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    vmov s18, r4
+; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s17, r0
 ; CHECK-NEXT:    mov r0, r5
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s16, r0
 ; CHECK-NEXT:    vmov q0, q4
-; CHECK-NEXT:    add sp, #16
 ; CHECK-NEXT:    vpop {d8, d9}
 ; CHECK-NEXT:    pop {r4, r5, r7, pc}
 entry:
@@ -406,29 +378,24 @@
 ; CHECK-NEXT:    push {r4, lr}
 ; CHECK-NEXT:    .vsave {d8, d9, d10, d11}
 ; CHECK-NEXT:    vpush {d8, d9, d10, d11}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
 ; CHECK-NEXT:    vmov q4, q0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s16
-; CHECK-NEXT:    vstr s0, [sp, #28]
-; CHECK-NEXT:    ldr r0, [sp, #28]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r4, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s16
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #24]
-; CHECK-NEXT:    ldr r0, [sp, #24]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmov.16 q5[0], r4
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s17
-; CHECK-NEXT:    vstr s0, [sp, #20]
 ; CHECK-NEXT:    vmov.16 q5[1], r0
-; CHECK-NEXT:    ldr r0, [sp, #20]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -436,16 +403,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s17
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[2], r0
-; CHECK-NEXT:    vstr s0, [sp, #16]
-; CHECK-NEXT:    ldr r0, [sp, #16]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s18
-; CHECK-NEXT:    vstr s0, [sp, #12]
 ; CHECK-NEXT:    vmov.16 q5[3], r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -453,16 +418,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s18
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[4], r0
-; CHECK-NEXT:    vstr s0, [sp, #8]
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s19
-; CHECK-NEXT:    vstr s0, [sp, #4]
 ; CHECK-NEXT:    vmov.16 q5[5], r0
-; CHECK-NEXT:    ldr r0, [sp, #4]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -470,15 +433,13 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s19
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[6], r0
-; CHECK-NEXT:    vstr s0, [sp]
-; CHECK-NEXT:    ldr r0, [sp]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl expf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmov.16 q5[7], r0
 ; CHECK-NEXT:    vmov q0, q5
-; CHECK-NEXT:    add sp, #32
 ; CHECK-NEXT:    vpop {d8, d9, d10, d11}
 ; CHECK-NEXT:    pop {r4, pc}
 entry:
@@ -517,25 +478,23 @@
 ; CHECK-NEXT:    push {r4, r5, r7, lr}
 ; CHECK-NEXT:    .vsave {d8, d9}
 ; CHECK-NEXT:    vpush {d8, d9}
-; CHECK-NEXT:    .pad #16
-; CHECK-NEXT:    sub sp, #16
-; CHECK-NEXT:    vstmia sp, {s0, s1, s2, s3}
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov q4, q0
+; CHECK-NEXT:    vmov r0, s18
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    mov r4, r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s19
 ; CHECK-NEXT:    bl exp2f
-; CHECK-NEXT:    ldrd r5, r1, [sp]
+; CHECK-NEXT:    vmov r1, s17
+; CHECK-NEXT:    vmov r5, s16
 ; CHECK-NEXT:    vmov s19, r0
-; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    vmov s18, r4
+; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s17, r0
 ; CHECK-NEXT:    mov r0, r5
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s16, r0
 ; CHECK-NEXT:    vmov q0, q4
-; CHECK-NEXT:    add sp, #16
 ; CHECK-NEXT:    vpop {d8, d9}
 ; CHECK-NEXT:    pop {r4, r5, r7, pc}
 entry:
@@ -550,29 +509,24 @@
 ; CHECK-NEXT:    push {r4, lr}
 ; CHECK-NEXT:    .vsave {d8, d9, d10, d11}
 ; CHECK-NEXT:    vpush {d8, d9, d10, d11}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
 ; CHECK-NEXT:    vmov q4, q0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s16
-; CHECK-NEXT:    vstr s0, [sp, #28]
-; CHECK-NEXT:    ldr r0, [sp, #28]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r4, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s16
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #24]
-; CHECK-NEXT:    ldr r0, [sp, #24]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmov.16 q5[0], r4
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s17
-; CHECK-NEXT:    vstr s0, [sp, #20]
 ; CHECK-NEXT:    vmov.16 q5[1], r0
-; CHECK-NEXT:    ldr r0, [sp, #20]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -580,16 +534,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s17
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[2], r0
-; CHECK-NEXT:    vstr s0, [sp, #16]
-; CHECK-NEXT:    ldr r0, [sp, #16]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s18
-; CHECK-NEXT:    vstr s0, [sp, #12]
 ; CHECK-NEXT:    vmov.16 q5[3], r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -597,16 +549,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s18
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[4], r0
-; CHECK-NEXT:    vstr s0, [sp, #8]
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s19
-; CHECK-NEXT:    vstr s0, [sp, #4]
 ; CHECK-NEXT:    vmov.16 q5[5], r0
-; CHECK-NEXT:    ldr r0, [sp, #4]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -614,15 +564,13 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s19
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[6], r0
-; CHECK-NEXT:    vstr s0, [sp]
-; CHECK-NEXT:    ldr r0, [sp]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl exp2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmov.16 q5[7], r0
 ; CHECK-NEXT:    vmov q0, q5
-; CHECK-NEXT:    add sp, #32
 ; CHECK-NEXT:    vpop {d8, d9, d10, d11}
 ; CHECK-NEXT:    pop {r4, pc}
 entry:
@@ -661,25 +609,23 @@
 ; CHECK-NEXT:    push {r4, r5, r7, lr}
 ; CHECK-NEXT:    .vsave {d8, d9}
 ; CHECK-NEXT:    vpush {d8, d9}
-; CHECK-NEXT:    .pad #16
-; CHECK-NEXT:    sub sp, #16
-; CHECK-NEXT:    vstmia sp, {s0, s1, s2, s3}
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov q4, q0
+; CHECK-NEXT:    vmov r0, s18
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    mov r4, r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s19
 ; CHECK-NEXT:    bl logf
-; CHECK-NEXT:    ldrd r5, r1, [sp]
+; CHECK-NEXT:    vmov r1, s17
+; CHECK-NEXT:    vmov r5, s16
 ; CHECK-NEXT:    vmov s19, r0
-; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    vmov s18, r4
+; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s17, r0
 ; CHECK-NEXT:    mov r0, r5
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s16, r0
 ; CHECK-NEXT:    vmov q0, q4
-; CHECK-NEXT:    add sp, #16
 ; CHECK-NEXT:    vpop {d8, d9}
 ; CHECK-NEXT:    pop {r4, r5, r7, pc}
 entry:
@@ -694,29 +640,24 @@
 ; CHECK-NEXT:    push {r4, lr}
 ; CHECK-NEXT:    .vsave {d8, d9, d10, d11}
 ; CHECK-NEXT:    vpush {d8, d9, d10, d11}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
 ; CHECK-NEXT:    vmov q4, q0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s16
-; CHECK-NEXT:    vstr s0, [sp, #28]
-; CHECK-NEXT:    ldr r0, [sp, #28]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r4, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s16
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #24]
-; CHECK-NEXT:    ldr r0, [sp, #24]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmov.16 q5[0], r4
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s17
-; CHECK-NEXT:    vstr s0, [sp, #20]
 ; CHECK-NEXT:    vmov.16 q5[1], r0
-; CHECK-NEXT:    ldr r0, [sp, #20]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -724,16 +665,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s17
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[2], r0
-; CHECK-NEXT:    vstr s0, [sp, #16]
-; CHECK-NEXT:    ldr r0, [sp, #16]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s18
-; CHECK-NEXT:    vstr s0, [sp, #12]
 ; CHECK-NEXT:    vmov.16 q5[3], r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -741,16 +680,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s18
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[4], r0
-; CHECK-NEXT:    vstr s0, [sp, #8]
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s19
-; CHECK-NEXT:    vstr s0, [sp, #4]
 ; CHECK-NEXT:    vmov.16 q5[5], r0
-; CHECK-NEXT:    ldr r0, [sp, #4]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -758,15 +695,13 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s19
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[6], r0
-; CHECK-NEXT:    vstr s0, [sp]
-; CHECK-NEXT:    ldr r0, [sp]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl logf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmov.16 q5[7], r0
 ; CHECK-NEXT:    vmov q0, q5
-; CHECK-NEXT:    add sp, #32
 ; CHECK-NEXT:    vpop {d8, d9, d10, d11}
 ; CHECK-NEXT:    pop {r4, pc}
 entry:
@@ -805,25 +740,23 @@
 ; CHECK-NEXT:    push {r4, r5, r7, lr}
 ; CHECK-NEXT:    .vsave {d8, d9}
 ; CHECK-NEXT:    vpush {d8, d9}
-; CHECK-NEXT:    .pad #16
-; CHECK-NEXT:    sub sp, #16
-; CHECK-NEXT:    vstmia sp, {s0, s1, s2, s3}
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov q4, q0
+; CHECK-NEXT:    vmov r0, s18
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    mov r4, r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s19
 ; CHECK-NEXT:    bl log2f
-; CHECK-NEXT:    ldrd r5, r1, [sp]
+; CHECK-NEXT:    vmov r1, s17
+; CHECK-NEXT:    vmov r5, s16
 ; CHECK-NEXT:    vmov s19, r0
-; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    vmov s18, r4
+; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s17, r0
 ; CHECK-NEXT:    mov r0, r5
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s16, r0
 ; CHECK-NEXT:    vmov q0, q4
-; CHECK-NEXT:    add sp, #16
 ; CHECK-NEXT:    vpop {d8, d9}
 ; CHECK-NEXT:    pop {r4, r5, r7, pc}
 entry:
@@ -838,29 +771,24 @@
 ; CHECK-NEXT:    push {r4, lr}
 ; CHECK-NEXT:    .vsave {d8, d9, d10, d11}
 ; CHECK-NEXT:    vpush {d8, d9, d10, d11}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
 ; CHECK-NEXT:    vmov q4, q0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s16
-; CHECK-NEXT:    vstr s0, [sp, #28]
-; CHECK-NEXT:    ldr r0, [sp, #28]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r4, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s16
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #24]
-; CHECK-NEXT:    ldr r0, [sp, #24]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmov.16 q5[0], r4
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s17
-; CHECK-NEXT:    vstr s0, [sp, #20]
 ; CHECK-NEXT:    vmov.16 q5[1], r0
-; CHECK-NEXT:    ldr r0, [sp, #20]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -868,16 +796,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s17
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[2], r0
-; CHECK-NEXT:    vstr s0, [sp, #16]
-; CHECK-NEXT:    ldr r0, [sp, #16]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s18
-; CHECK-NEXT:    vstr s0, [sp, #12]
 ; CHECK-NEXT:    vmov.16 q5[3], r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -885,16 +811,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s18
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[4], r0
-; CHECK-NEXT:    vstr s0, [sp, #8]
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s19
-; CHECK-NEXT:    vstr s0, [sp, #4]
 ; CHECK-NEXT:    vmov.16 q5[5], r0
-; CHECK-NEXT:    ldr r0, [sp, #4]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -902,15 +826,13 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s19
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[6], r0
-; CHECK-NEXT:    vstr s0, [sp]
-; CHECK-NEXT:    ldr r0, [sp]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log2f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmov.16 q5[7], r0
 ; CHECK-NEXT:    vmov q0, q5
-; CHECK-NEXT:    add sp, #32
 ; CHECK-NEXT:    vpop {d8, d9, d10, d11}
 ; CHECK-NEXT:    pop {r4, pc}
 entry:
@@ -949,25 +871,23 @@
 ; CHECK-NEXT:    push {r4, r5, r7, lr}
 ; CHECK-NEXT:    .vsave {d8, d9}
 ; CHECK-NEXT:    vpush {d8, d9}
-; CHECK-NEXT:    .pad #16
-; CHECK-NEXT:    sub sp, #16
-; CHECK-NEXT:    vstmia sp, {s0, s1, s2, s3}
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov q4, q0
+; CHECK-NEXT:    vmov r0, s18
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    mov r4, r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s19
 ; CHECK-NEXT:    bl log10f
-; CHECK-NEXT:    ldrd r5, r1, [sp]
+; CHECK-NEXT:    vmov r1, s17
+; CHECK-NEXT:    vmov r5, s16
 ; CHECK-NEXT:    vmov s19, r0
-; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    vmov s18, r4
+; CHECK-NEXT:    mov r0, r1
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s17, r0
 ; CHECK-NEXT:    mov r0, r5
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s16, r0
 ; CHECK-NEXT:    vmov q0, q4
-; CHECK-NEXT:    add sp, #16
 ; CHECK-NEXT:    vpop {d8, d9}
 ; CHECK-NEXT:    pop {r4, r5, r7, pc}
 entry:
@@ -982,29 +902,24 @@
 ; CHECK-NEXT:    push {r4, lr}
 ; CHECK-NEXT:    .vsave {d8, d9, d10, d11}
 ; CHECK-NEXT:    vpush {d8, d9, d10, d11}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
 ; CHECK-NEXT:    vmov q4, q0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s16
-; CHECK-NEXT:    vstr s0, [sp, #28]
-; CHECK-NEXT:    ldr r0, [sp, #28]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r4, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s16
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #24]
-; CHECK-NEXT:    ldr r0, [sp, #24]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmov.16 q5[0], r4
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s17
-; CHECK-NEXT:    vstr s0, [sp, #20]
 ; CHECK-NEXT:    vmov.16 q5[1], r0
-; CHECK-NEXT:    ldr r0, [sp, #20]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -1012,16 +927,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s17
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[2], r0
-; CHECK-NEXT:    vstr s0, [sp, #16]
-; CHECK-NEXT:    ldr r0, [sp, #16]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s18
-; CHECK-NEXT:    vstr s0, [sp, #12]
 ; CHECK-NEXT:    vmov.16 q5[3], r0
-; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -1029,16 +942,14 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s18
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[4], r0
-; CHECK-NEXT:    vstr s0, [sp, #8]
-; CHECK-NEXT:    ldr r0, [sp, #8]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s19
-; CHECK-NEXT:    vstr s0, [sp, #4]
 ; CHECK-NEXT:    vmov.16 q5[5], r0
-; CHECK-NEXT:    ldr r0, [sp, #4]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
@@ -1046,15 +957,13 @@
 ; CHECK-NEXT:    vmovx.f16 s0, s19
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
 ; CHECK-NEXT:    vmov.16 q5[6], r0
-; CHECK-NEXT:    vstr s0, [sp]
-; CHECK-NEXT:    ldr r0, [sp]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    bl log10f
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmov.16 q5[7], r0
 ; CHECK-NEXT:    vmov q0, q5
-; CHECK-NEXT:    add sp, #32
 ; CHECK-NEXT:    vpop {d8, d9, d10, d11}
 ; CHECK-NEXT:    pop {r4, pc}
 entry:
@@ -1091,38 +1000,32 @@
 ; CHECK:       @ %bb.0: @ %entry
 ; CHECK-NEXT:    .save {r4, r5, r6, lr}
 ; CHECK-NEXT:    push {r4, r5, r6, lr}
-; CHECK-NEXT:    .vsave {d8, d9}
-; CHECK-NEXT:    vpush {d8, d9}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
-; CHECK-NEXT:    vstr s0, [sp]
-; CHECK-NEXT:    ldr r4, [sp]
-; CHECK-NEXT:    vstr s2, [sp, #16]
-; CHECK-NEXT:    vstr s6, [sp, #20]
-; CHECK-NEXT:    vstr s3, [sp, #24]
-; CHECK-NEXT:    vstr s7, [sp, #28]
-; CHECK-NEXT:    vstr s4, [sp, #4]
-; CHECK-NEXT:    vstr s1, [sp, #8]
-; CHECK-NEXT:    vstr s5, [sp, #12]
-; CHECK-NEXT:    ldrd r0, r1, [sp, #16]
+; CHECK-NEXT:    .vsave {d8, d9, d10, d11}
+; CHECK-NEXT:    vpush {d8, d9, d10, d11}
+; CHECK-NEXT:    vmov q4, q1
+; CHECK-NEXT:    vmov q5, q0
+; CHECK-NEXT:    vmov r0, s22
+; CHECK-NEXT:    vmov r1, s18
 ; CHECK-NEXT:    bl powf
-; CHECK-NEXT:    mov r5, r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #24]
+; CHECK-NEXT:    mov r4, r0
+; CHECK-NEXT:    vmov r0, s23
+; CHECK-NEXT:    vmov r1, s19
 ; CHECK-NEXT:    bl powf
-; CHECK-NEXT:    ldr r1, [sp, #12]
+; CHECK-NEXT:    vmov r2, s21
+; CHECK-NEXT:    vmov r1, s17
+; CHECK-NEXT:    vmov r6, s16
 ; CHECK-NEXT:    vmov s19, r0
-; CHECK-NEXT:    ldrd r6, r2, [sp, #4]
-; CHECK-NEXT:    vmov s18, r5
+; CHECK-NEXT:    vmov r5, s20
+; CHECK-NEXT:    vmov s18, r4
 ; CHECK-NEXT:    mov r0, r2
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s17, r0
-; CHECK-NEXT:    mov r0, r4
+; CHECK-NEXT:    mov r0, r5
 ; CHECK-NEXT:    mov r1, r6
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s16, r0
 ; CHECK-NEXT:    vmov q0, q4
-; CHECK-NEXT:    add sp, #32
-; CHECK-NEXT:    vpop {d8, d9}
+; CHECK-NEXT:    vpop {d8, d9, d10, d11}
 ; CHECK-NEXT:    pop {r4, r5, r6, pc}
 entry:
   %0 = call fast <4 x float> @llvm.pow.v4f32(<4 x float> %src1, <4 x float> %src2)
@@ -1136,15 +1039,12 @@
 ; CHECK-NEXT:    push {r4, lr}
 ; CHECK-NEXT:    .vsave {d8, d9, d10, d11, d12, d13}
 ; CHECK-NEXT:    vpush {d8, d9, d10, d11, d12, d13}
-; CHECK-NEXT:    .pad #64
-; CHECK-NEXT:    sub sp, #64
 ; CHECK-NEXT:    vmov q4, q0
 ; CHECK-NEXT:    vmov q5, q1
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s16
-; CHECK-NEXT:    vstr s0, [sp, #56]
+; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s20
-; CHECK-NEXT:    vstr s0, [sp, #60]
-; CHECK-NEXT:    ldrd r0, r1, [sp, #56]
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmovx.f16 s2, s16
@@ -1152,21 +1052,19 @@
 ; CHECK-NEXT:    vcvtb.f32.f16 s2, s2
 ; CHECK-NEXT:    vmov r4, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s20
-; CHECK-NEXT:    vstr s2, [sp, #48]
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #52]
-; CHECK-NEXT:    ldrd r0, r1, [sp, #48]
+; CHECK-NEXT:    vmov r0, s2
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmov.16 q6[0], r4
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s17
-; CHECK-NEXT:    vstr s0, [sp, #40]
-; CHECK-NEXT:    vcvtb.f32.f16 s0, s21
-; CHECK-NEXT:    vstr s0, [sp, #44]
 ; CHECK-NEXT:    vmov.16 q6[1], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #40]
+; CHECK-NEXT:    vmov r0, s0
+; CHECK-NEXT:    vcvtb.f32.f16 s0, s21
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmovx.f16 s2, s17
@@ -1174,21 +1072,19 @@
 ; CHECK-NEXT:    vcvtb.f32.f16 s2, s2
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s21
-; CHECK-NEXT:    vstr s2, [sp, #32]
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #36]
 ; CHECK-NEXT:    vmov.16 q6[2], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #32]
+; CHECK-NEXT:    vmov r0, s2
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s18
-; CHECK-NEXT:    vstr s0, [sp, #24]
-; CHECK-NEXT:    vcvtb.f32.f16 s0, s22
-; CHECK-NEXT:    vstr s0, [sp, #28]
 ; CHECK-NEXT:    vmov.16 q6[3], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #24]
+; CHECK-NEXT:    vmov r0, s0
+; CHECK-NEXT:    vcvtb.f32.f16 s0, s22
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmovx.f16 s2, s18
@@ -1196,21 +1092,19 @@
 ; CHECK-NEXT:    vcvtb.f32.f16 s2, s2
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s22
-; CHECK-NEXT:    vstr s2, [sp, #16]
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #20]
 ; CHECK-NEXT:    vmov.16 q6[4], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #16]
+; CHECK-NEXT:    vmov r0, s2
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s19
-; CHECK-NEXT:    vstr s0, [sp, #8]
-; CHECK-NEXT:    vcvtb.f32.f16 s0, s23
-; CHECK-NEXT:    vstr s0, [sp, #12]
 ; CHECK-NEXT:    vmov.16 q6[5], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp, #8]
+; CHECK-NEXT:    vmov r0, s0
+; CHECK-NEXT:    vcvtb.f32.f16 s0, s23
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vmovx.f16 s2, s19
@@ -1218,18 +1112,16 @@
 ; CHECK-NEXT:    vcvtb.f32.f16 s2, s2
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmovx.f16 s0, s23
-; CHECK-NEXT:    vstr s2, [sp]
 ; CHECK-NEXT:    vcvtb.f32.f16 s0, s0
-; CHECK-NEXT:    vstr s0, [sp, #4]
 ; CHECK-NEXT:    vmov.16 q6[6], r0
-; CHECK-NEXT:    ldrd r0, r1, [sp]
+; CHECK-NEXT:    vmov r0, s2
+; CHECK-NEXT:    vmov r1, s0
 ; CHECK-NEXT:    bl powf
 ; CHECK-NEXT:    vmov s0, r0
 ; CHECK-NEXT:    vcvtb.f16.f32 s0, s0
 ; CHECK-NEXT:    vmov r0, s0
 ; CHECK-NEXT:    vmov.16 q6[7], r0
 ; CHECK-NEXT:    vmov q0, q6
-; CHECK-NEXT:    add sp, #64
 ; CHECK-NEXT:    vpop {d8, d9, d10, d11, d12, d13}
 ; CHECK-NEXT:    pop {r4, pc}
 entry:
@@ -1267,40 +1159,29 @@
 define arm_aapcs_vfpcc <4 x float> @copysign_float32_t(<4 x float> %src1, <4 x float> %src2) {
 ; CHECK-LABEL: copysign_float32_t:
 ; CHECK:       @ %bb.0: @ %entry
-; CHECK-NEXT:    .save {r4, r5, r6, lr}
-; CHECK-NEXT:    push {r4, r5, r6, lr}
-; CHECK-NEXT:    .pad #32
-; CHECK-NEXT:    sub sp, #32
-; CHECK-NEXT:    vstr s5, [sp, #8]
-; CHECK-NEXT:    ldr.w r12, [sp, #8]
-; CHECK-NEXT:    vstr s6, [sp, #16]
-; CHECK-NEXT:    ldr.w lr, [sp, #16]
-; CHECK-NEXT:    vstr s7, [sp, #24]
-; CHECK-NEXT:    lsr.w r2, r12, #31
-; CHECK-NEXT:    ldr r6, [sp, #24]
-; CHECK-NEXT:    vstr s3, [sp, #28]
-; CHECK-NEXT:    ldr r3, [sp, #28]
-; CHECK-NEXT:    vstr s4, [sp]
-; CHECK-NEXT:    ldr r0, [sp]
-; CHECK-NEXT:    vstr s0, [sp, #4]
-; CHECK-NEXT:    ldr r1, [sp, #4]
-; CHECK-NEXT:    vstr s1, [sp, #12]
+; CHECK-NEXT:    .save {r4, r5, r7, lr}
+; CHECK-NEXT:    push {r4, r5, r7, lr}
+; CHECK-NEXT:    vmov r0, s5
+; CHECK-NEXT:    vmov lr, s6
+; CHECK-NEXT:    vmov r12, s7
+; CHECK-NEXT:    vmov r3, s1
+; CHECK-NEXT:    vmov r2, s2
+; CHECK-NEXT:    vmov r1, s3
+; CHECK-NEXT:    vmov r4, s4
+; CHECK-NEXT:    vmov r5, s0
 ; CHECK-NEXT:    lsrs r0, r0, #31
-; CHECK-NEXT:    vstr s2, [sp, #20]
+; CHECK-NEXT:    bfi r3, r0, #31, #1
+; CHECK-NEXT:    lsr.w r0, lr, #31
+; CHECK-NEXT:    bfi r2, r0, #31, #1
+; CHECK-NEXT:    lsr.w r0, r12, #31
 ; CHECK-NEXT:    bfi r1, r0, #31, #1
-; CHECK-NEXT:    ldr r4, [sp, #12]
-; CHECK-NEXT:    ldr r5, [sp, #20]
-; CHECK-NEXT:    bfi r4, r2, #31, #1
-; CHECK-NEXT:    lsr.w r2, lr, #31
-; CHECK-NEXT:    bfi r5, r2, #31, #1
-; CHECK-NEXT:    lsrs r2, r6, #31
-; CHECK-NEXT:    bfi r3, r2, #31, #1
-; CHECK-NEXT:    vmov s3, r3
-; CHECK-NEXT:    vmov s2, r5
-; CHECK-NEXT:    vmov s1, r4
-; CHECK-NEXT:    vmov s0, r1
-; CHECK-NEXT:    add sp, #32
-; CHECK-NEXT:    pop {r4, r5, r6, pc}
+; CHECK-NEXT:    vmov s3, r1
+; CHECK-NEXT:    lsrs r0, r4, #31
+; CHECK-NEXT:    vmov s2, r2
+; CHECK-NEXT:    bfi r5, r0, #31, #1
+; CHECK-NEXT:    vmov s1, r3
+; CHECK-NEXT:    vmov s0, r5
+; CHECK-NEXT:    pop {r4, r5, r7, pc}
 entry:
   %0 = call fast <4 x float> @llvm.copysign.v4f32(<4 x float> %src1, <4 x float> %src2)
   ret <4 x float> %0
Index: llvm/test/CodeGen/Thumb2/mve-masked-ldst.ll
===================================================================
--- llvm/test/CodeGen/Thumb2/mve-masked-ldst.ll
+++ llvm/test/CodeGen/Thumb2/mve-masked-ldst.ll
@@ -870,8 +870,8 @@
 ; CHECK:       @ %bb.0: @ %entry
 ; CHECK-NEXT:    .save {r7, lr}
 ; CHECK-NEXT:    push {r7, lr}
-; CHECK-NEXT:    .pad #24
-; CHECK-NEXT:    sub sp, #24
+; CHECK-NEXT:    .pad #8
+; CHECK-NEXT:    sub sp, #8
 ; CHECK-NEXT:    vldrh.s32 q0, [r1]
 ; CHECK-NEXT:    mov.w lr, #0
 ; CHECK-NEXT:    @ implicit-def: $q1
@@ -967,26 +967,22 @@
 ; CHECK-NEXT:    rsbs r2, r2, #0
 ; CHECK-NEXT:    bfi r1, r2, #3, #1
 ; CHECK-NEXT:    lsls r2, r1, #31
-; CHECK-NEXT:    ittt ne
-; CHECK-NEXT:    vstrne s0, [sp, #12]
-; CHECK-NEXT:    ldrne r2, [sp, #12]
+; CHECK-NEXT:    itt ne
+; CHECK-NEXT:    vmovne r2, s0
 ; CHECK-NEXT:    strne r2, [r0]
 ; CHECK-NEXT:    lsls r2, r1, #30
-; CHECK-NEXT:    ittt mi
-; CHECK-NEXT:    vstrmi s1, [sp, #8]
-; CHECK-NEXT:    ldrmi r2, [sp, #8]
+; CHECK-NEXT:    itt mi
+; CHECK-NEXT:    vmovmi r2, s1
 ; CHECK-NEXT:    strmi r2, [r0, #4]
 ; CHECK-NEXT:    lsls r2, r1, #29
-; CHECK-NEXT:    ittt mi
-; CHECK-NEXT:    vstrmi s2, [sp, #4]
-; CHECK-NEXT:    ldrmi r2, [sp, #4]
+; CHECK-NEXT:    itt mi
+; CHECK-NEXT:    vmovmi r2, s2
 ; CHECK-NEXT:    strmi r2, [r0, #8]
 ; CHECK-NEXT:    lsls r1, r1, #28
-; CHECK-NEXT:    ittt mi
-; CHECK-NEXT:    vstrmi s3, [sp]
-; CHECK-NEXT:    ldrmi r1, [sp]
+; CHECK-NEXT:    itt mi
+; CHECK-NEXT:    vmovmi r1, s3
 ; CHECK-NEXT:    strmi r1, [r0, #12]
-; CHECK-NEXT:    add sp, #24
+; CHECK-NEXT:    add sp, #8
 ; CHECK-NEXT:    pop {r7, pc}
 entry:
   %0 = load <4 x i16>, <4 x i16>* %mask, align 2
@@ -1002,8 +998,8 @@
 ; CHECK:       @ %bb.0: @ %entry
 ; CHECK-NEXT:    .save {r7, lr}
 ; CHECK-NEXT:    push {r7, lr}
-; CHECK-NEXT:    .pad #24
-; CHECK-NEXT:    sub sp, #24
+; CHECK-NEXT:    .pad #8
+; CHECK-NEXT:    sub sp, #8
 ; CHECK-NEXT:    vldrh.s32 q0, [r1]
 ; CHECK-NEXT:    mov.w lr, #0
 ; CHECK-NEXT:    @ implicit-def: $q1
@@ -1099,26 +1095,22 @@
 ; CHECK-NEXT:    rsbs r2, r2, #0
 ; CHECK-NEXT:    bfi r1, r2, #3, #1
 ; CHECK-NEXT:    lsls r2, r1, #31
-; CHECK-NEXT:    ittt ne
-; CHECK-NEXT:    vstrne s0, [sp, #12]
-; CHECK-NEXT:    ldrne r2, [sp, #12]
+; CHECK-NEXT:    itt ne
+; CHECK-NEXT:    vmovne r2, s0
 ; CHECK-NEXT:    strne r2, [r0]
 ; CHECK-NEXT:    lsls r2, r1, #30
-; CHECK-NEXT:    ittt mi
-; CHECK-NEXT:    vstrmi s1, [sp, #8]
-; CHECK-NEXT:    ldrmi r2, [sp, #8]
+; CHECK-NEXT:    itt mi
+; CHECK-NEXT:    vmovmi r2, s1
 ; CHECK-NEXT:    strmi r2, [r0, #4]
 ; CHECK-NEXT:    lsls r2, r1, #29
-; CHECK-NEXT:    ittt mi
-; CHECK-NEXT:    vstrmi s2, [sp, #4]
-; CHECK-NEXT:    ldrmi r2, [sp, #4]
+; CHECK-NEXT:    itt mi
+; CHECK-NEXT:    vmovmi r2, s2
 ; CHECK-NEXT:    strmi r2, [r0, #8]
 ; CHECK-NEXT:    lsls r1, r1, #28
-; CHECK-NEXT:    ittt mi
-; CHECK-NEXT:    vstrmi s3, [sp]
-; CHECK-NEXT:    ldrmi r1, [sp]
+; CHECK-NEXT:    itt mi
+; CHECK-NEXT:    vmovmi r1, s3
 ; CHECK-NEXT:    strmi r1, [r0, #12]
-; CHECK-NEXT:    add sp, #24
+; CHECK-NEXT:    add sp, #8
 ; CHECK-NEXT:    pop {r7, pc}
 entry:
   %0 = load <4 x i16>, <4 x i16>* %mask, align 2
Index: llvm/test/CodeGen/Thumb2/mve-masked-store.ll
===================================================================
--- llvm/test/CodeGen/Thumb2/mve-masked-store.ll
+++ llvm/test/CodeGen/Thumb2/mve-masked-store.ll
@@ -483,8 +483,8 @@
 define arm_aapcs_vfpcc void @masked_v4f32_align1(<4 x float> *%dest, <4 x float> %a, <4 x i32> %b) {
 ; CHECK-LE-LABEL: masked_v4f32_align1:
 ; CHECK-LE:       @ %bb.0: @ %entry
-; CHECK-LE-NEXT:    .pad #20
-; CHECK-LE-NEXT:    sub sp, #20
+; CHECK-LE-NEXT:    .pad #4
+; CHECK-LE-NEXT:    sub sp, #4
 ; CHECK-LE-NEXT:    vcmp.i32 ne, q1, zr
 ; CHECK-LE-NEXT:    movs r1, #0
 ; CHECK-LE-NEXT:    vmrs r2, p0
@@ -501,32 +501,28 @@
 ; CHECK-LE-NEXT:    rsbs r2, r2, #0
 ; CHECK-LE-NEXT:    bfi r1, r2, #3, #1
 ; CHECK-LE-NEXT:    lsls r2, r1, #31
-; CHECK-LE-NEXT:    ittt ne
-; CHECK-LE-NEXT:    vstrne s0, [sp, #12]
-; CHECK-LE-NEXT:    ldrne r2, [sp, #12]
+; CHECK-LE-NEXT:    itt ne
+; CHECK-LE-NEXT:    vmovne r2, s0
 ; CHECK-LE-NEXT:    strne r2, [r0]
 ; CHECK-LE-NEXT:    lsls r2, r1, #30
-; CHECK-LE-NEXT:    ittt mi
-; CHECK-LE-NEXT:    vstrmi s1, [sp, #8]
-; CHECK-LE-NEXT:    ldrmi r2, [sp, #8]
+; CHECK-LE-NEXT:    itt mi
+; CHECK-LE-NEXT:    vmovmi r2, s1
 ; CHECK-LE-NEXT:    strmi r2, [r0, #4]
 ; CHECK-LE-NEXT:    lsls r2, r1, #29
-; CHECK-LE-NEXT:    ittt mi
-; CHECK-LE-NEXT:    vstrmi s2, [sp, #4]
-; CHECK-LE-NEXT:    ldrmi r2, [sp, #4]
+; CHECK-LE-NEXT:    itt mi
+; CHECK-LE-NEXT:    vmovmi r2, s2
 ; CHECK-LE-NEXT:    strmi r2, [r0, #8]
 ; CHECK-LE-NEXT:    lsls r1, r1, #28
-; CHECK-LE-NEXT:    ittt mi
-; CHECK-LE-NEXT:    vstrmi s3, [sp]
-; CHECK-LE-NEXT:    ldrmi r1, [sp]
+; CHECK-LE-NEXT:    itt mi
+; CHECK-LE-NEXT:    vmovmi r1, s3
 ; CHECK-LE-NEXT:    strmi r1, [r0, #12]
-; CHECK-LE-NEXT:    add sp, #20
+; CHECK-LE-NEXT:    add sp, #4
 ; CHECK-LE-NEXT:    bx lr
 ;
 ; CHECK-BE-LABEL: masked_v4f32_align1:
 ; CHECK-BE:       @ %bb.0: @ %entry
-; CHECK-BE-NEXT:    .pad #20
-; CHECK-BE-NEXT:    sub sp, #20
+; CHECK-BE-NEXT:    .pad #4
+; CHECK-BE-NEXT:    sub sp, #4
 ; CHECK-BE-NEXT:    vrev64.32 q2, q1
 ; CHECK-BE-NEXT:    movs r1, #0
 ; CHECK-BE-NEXT:    vcmp.i32 ne, q2, zr
@@ -545,26 +541,22 @@
 ; CHECK-BE-NEXT:    rsbs r2, r2, #0
 ; CHECK-BE-NEXT:    bfi r1, r2, #3, #1
 ; CHECK-BE-NEXT:    lsls r2, r1, #31
-; CHECK-BE-NEXT:    ittt ne
-; CHECK-BE-NEXT:    vstrne s4, [sp, #12]
-; CHECK-BE-NEXT:    ldrne r2, [sp, #12]
+; CHECK-BE-NEXT:    itt ne
+; CHECK-BE-NEXT:    vmovne r2, s4
 ; CHECK-BE-NEXT:    strne r2, [r0]
 ; CHECK-BE-NEXT:    lsls r2, r1, #30
-; CHECK-BE-NEXT:    ittt mi
-; CHECK-BE-NEXT:    vstrmi s5, [sp, #8]
-; CHECK-BE-NEXT:    ldrmi r2, [sp, #8]
+; CHECK-BE-NEXT:    itt mi
+; CHECK-BE-NEXT:    vmovmi r2, s5
 ; CHECK-BE-NEXT:    strmi r2, [r0, #4]
 ; CHECK-BE-NEXT:    lsls r2, r1, #29
-; CHECK-BE-NEXT:    ittt mi
-; CHECK-BE-NEXT:    vstrmi s6, [sp, #4]
-; CHECK-BE-NEXT:    ldrmi r2, [sp, #4]
+; CHECK-BE-NEXT:    itt mi
+; CHECK-BE-NEXT:    vmovmi r2, s6
 ; CHECK-BE-NEXT:    strmi r2, [r0, #8]
 ; CHECK-BE-NEXT:    lsls r1, r1, #28
-; CHECK-BE-NEXT:    ittt mi
-; CHECK-BE-NEXT:    vstrmi s7, [sp]
-; CHECK-BE-NEXT:    ldrmi r1, [sp]
+; CHECK-BE-NEXT:    itt mi
+; CHECK-BE-NEXT:    vmovmi r1, s7
 ; CHECK-BE-NEXT:    strmi r1, [r0, #12]
-; CHECK-BE-NEXT:    add sp, #20
+; CHECK-BE-NEXT:    add sp, #4
 ; CHECK-BE-NEXT:    bx lr
 entry:
   %c = icmp ugt <4 x i32> %b, zeroinitializer