Index: llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
===================================================================
--- llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
+++ llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
@@ -337,6 +337,11 @@
       Idx == 1)
     return 0;
 
+  // Leave any gep offsets for the CodeGenPrepare, which will do a better job at
+  // splitting any large offsets.
+  if (Opcode == Instruction::GetElementPtr && Idx != 0)
+    return 0;
+
   if (Opcode == Instruction::And) {
     // UXTB/UXTH
     if (Imm == 255 || Imm == 65535)
Index: llvm/test/CodeGen/ARM/gep-imm.ll
===================================================================
--- llvm/test/CodeGen/ARM/gep-imm.ll
+++ llvm/test/CodeGen/ARM/gep-imm.ll
@@ -37,16 +37,15 @@
 define void @large(i32 %a, i32 %b, i32 *%c, i32* %d) {
 ; CHECKV6M-LABEL: large:
 ; CHECKV6M:       @ %bb.0: @ %entry
-; CHECKV6M-NEXT:    .save {r4, r5, r7, lr}
-; CHECKV6M-NEXT:    push {r4, r5, r7, lr}
-; CHECKV6M-NEXT:    movs r4, #125
-; CHECKV6M-NEXT:    lsls r4, r4, #4
-; CHECKV6M-NEXT:    lsls r4, r4, #2
-; CHECKV6M-NEXT:    str r0, [r3, r4]
-; CHECKV6M-NEXT:    ldr r5, .LCPI1_0
-; CHECKV6M-NEXT:    str r1, [r3, r5]
-; CHECKV6M-NEXT:    str r0, [r2, r4]
-; CHECKV6M-NEXT:    pop {r4, r5, r7, pc}
+; CHECKV6M-NEXT:    .save {r4, lr}
+; CHECKV6M-NEXT:    push {r4, lr}
+; CHECKV6M-NEXT:    ldr r4, .LCPI1_0
+; CHECKV6M-NEXT:    str r1, [r3, r4]
+; CHECKV6M-NEXT:    movs r1, #125
+; CHECKV6M-NEXT:    lsls r1, r1, #6
+; CHECKV6M-NEXT:    str r0, [r3, r1]
+; CHECKV6M-NEXT:    str r0, [r2, r1]
+; CHECKV6M-NEXT:    pop {r4, pc}
 ; CHECKV6M-NEXT:    .p2align 2
 ; CHECKV6M-NEXT:  @ %bb.1:
 ; CHECKV6M-NEXT:  .LCPI1_0:
@@ -82,47 +81,42 @@
 define void @huge(i32 %a, i32 %b, i32 *%c, i32* %d) {
 ; CHECKV6M-LABEL: huge:
 ; CHECKV6M:       @ %bb.0: @ %entry
-; CHECKV6M-NEXT:    .save {r4, r5, r7, lr}
-; CHECKV6M-NEXT:    push {r4, r5, r7, lr}
+; CHECKV6M-NEXT:    .save {r4, lr}
+; CHECKV6M-NEXT:    push {r4, lr}
 ; CHECKV6M-NEXT:    ldr r4, .LCPI2_0
-; CHECKV6M-NEXT:    lsls r4, r4, #2
-; CHECKV6M-NEXT:    str r0, [r3, r4]
-; CHECKV6M-NEXT:    ldr r5, .LCPI2_1
-; CHECKV6M-NEXT:    str r1, [r3, r5]
-; CHECKV6M-NEXT:    str r0, [r2, r4]
-; CHECKV6M-NEXT:    pop {r4, r5, r7, pc}
+; CHECKV6M-NEXT:    str r1, [r3, r4]
+; CHECKV6M-NEXT:    ldr r1, .LCPI2_1
+; CHECKV6M-NEXT:    str r0, [r3, r1]
+; CHECKV6M-NEXT:    str r0, [r2, r1]
+; CHECKV6M-NEXT:    pop {r4, pc}
 ; CHECKV6M-NEXT:    .p2align 2
 ; CHECKV6M-NEXT:  @ %bb.1:
 ; CHECKV6M-NEXT:  .LCPI2_0:
-; CHECKV6M-NEXT:    .long 200000 @ 0x30d40
-; CHECKV6M-NEXT:  .LCPI2_1:
 ; CHECKV6M-NEXT:    .long 1200000 @ 0x124f80
+; CHECKV6M-NEXT:  .LCPI2_1:
+; CHECKV6M-NEXT:    .long 800000 @ 0xc3500
 ;
 ; CHECKV7M-LABEL: huge:
 ; CHECKV7M:       @ %bb.0: @ %entry
-; CHECKV7M-NEXT:    .save {r7, lr}
-; CHECKV7M-NEXT:    push {r7, lr}
-; CHECKV7M-NEXT:    movw r12, #3392
-; CHECKV7M-NEXT:    movw lr, #20352
-; CHECKV7M-NEXT:    movt r12, #3
-; CHECKV7M-NEXT:    movt lr, #18
-; CHECKV7M-NEXT:    str.w r0, [r3, r12, lsl #2]
-; CHECKV7M-NEXT:    str.w r1, [r3, lr]
-; CHECKV7M-NEXT:    str.w r0, [r2, r12, lsl #2]
-; CHECKV7M-NEXT:    pop {r7, pc}
+; CHECKV7M-NEXT:    movw r12, #20352
+; CHECKV7M-NEXT:    movt r12, #18
+; CHECKV7M-NEXT:    str.w r1, [r3, r12]
+; CHECKV7M-NEXT:    movw r1, #13568
+; CHECKV7M-NEXT:    movt r1, #12
+; CHECKV7M-NEXT:    str r0, [r3, r1]
+; CHECKV7M-NEXT:    str r0, [r2, r1]
+; CHECKV7M-NEXT:    bx lr
 ;
 ; CHECKV7A-LABEL: huge:
 ; CHECKV7A:       @ %bb.0: @ %entry
-; CHECKV7A-NEXT:    .save {r7, lr}
-; CHECKV7A-NEXT:    push {r7, lr}
-; CHECKV7A-NEXT:    movw r12, #3392
-; CHECKV7A-NEXT:    movw lr, #20352
-; CHECKV7A-NEXT:    movt r12, #3
-; CHECKV7A-NEXT:    movt lr, #18
-; CHECKV7A-NEXT:    str.w r0, [r3, r12, lsl #2]
-; CHECKV7A-NEXT:    str.w r1, [r3, lr]
-; CHECKV7A-NEXT:    str.w r0, [r2, r12, lsl #2]
-; CHECKV7A-NEXT:    pop {r7, pc}
+; CHECKV7A-NEXT:    movw r12, #20352
+; CHECKV7A-NEXT:    movt r12, #18
+; CHECKV7A-NEXT:    str.w r1, [r3, r12]
+; CHECKV7A-NEXT:    movw r1, #13568
+; CHECKV7A-NEXT:    movt r1, #12
+; CHECKV7A-NEXT:    str r0, [r3, r1]
+; CHECKV7A-NEXT:    str r0, [r2, r1]
+; CHECKV7A-NEXT:    bx lr
 entry:
   %arrayidx = getelementptr inbounds i32, i32* %d, i32 200000
   store i32 %a, i32* %arrayidx, align 4