[Thumb2] generate checks in ldr-str-imm12.ll. NFC.

[rampitec]

Summary

That seems this test does not check what was stated in the
comment anymore. Just switch to generated checks.

[dmgreen]

Thanks!

llvm/test/CodeGen/Thumb2/ldr-str-imm12.ll

+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=thumbv7-apple-darwin -arm-atomic-cfg-tidy=0 -mcpu=cortex-a8 -relocation-model=pic -frame-pointer=all | FileCheck %s
 ; rdar://7352504
-; Make sure we use "str r9, [sp, #+28]" instead of "sub.w r4, r7, #256" followed by "str r9, [r4, #-32]".
 
 %0 = type { i16, i8, i8 }
 %1 = type { [2 x i32], [2 x i32] }
 %2 = type { %union.rec* }
 %struct.FILE_POS = type { i8, i8, i16, i32 }
 %struct.GAP = type { i8, i8, i16 }
 %struct.LIST = type { %union.rec*, %union.rec* }
 %struct.STYLE = type { %union.anon, %union.anon, i16, i16, i32 }
 %struct.head_type = type { [2 x %struct.LIST], %union.FIRST_UNION, %union.SECOND_UNION, %union.THIRD_UNION, %union.FOURTH_UNION, %union.rec*, %2, %union.rec*, %union.rec*, %union.rec*, %union.rec*, %union.rec*, %union.rec*, %union.rec*, %union.rec*, i32 }
 %union.FIRST_UNION = type { %struct.FILE_POS }
 %union.FOURTH_UNION = type { %struct.STYLE }
 %union.SECOND_UNION = type { %0 }
 %union.THIRD_UNION = type { %1 }
 %union.anon = type { %struct.GAP }
 %union.rec = type { %struct.head_type }
 
 @zz_hold = external global %union.rec*            ; <%union.rec**> [#uses=2]
 @zz_res = external global %union.rec*             ; <%union.rec**> [#uses=1]
 
 define %union.rec* @Manifest(%union.rec* %x, %union.rec* %env, %struct.STYLE* %style, %union.rec** %bthr, %union.rec** %fthr, %union.rec** %target, %union.rec** %crs, i32 %ok, i32 %need_expand, %union.rec** %enclose, i32 %fcr) nounwind {
+; CHECK-LABEL: Manifest:
+; CHECK:       @ %bb.0: @ %entry
+; CHECK-NEXT:    push {r4, r5, r6, r7, lr}
+; CHECK-NEXT:    add r7, sp, #12
+; CHECK-NEXT:    push.w {r8, r10, r11}
+; CHECK-NEXT:    sub sp, #292
+; CHECK-NEXT:    add.w r10, r7, #8
+; CHECK-NEXT:    ldrd r8, lr, [r7, #20]
+; CHECK-NEXT:    movs r5, #0
+; CHECK-NEXT:    cmp r5, #0
+; CHECK-NEXT:    ldm.w r10, {r4, r9, r10}
+; CHECK-NEXT:    ldr.w r12, [r7, #28]
+; CHECK-NEXT:    ittt ne
+; CHECK-NEXT:    addne sp, #292
+; CHECK-NEXT:    popne.w {r8, r10, r11}
+; CHECK-NEXT:    popne {r4, r5, r6, r7, pc}
+; CHECK-NEXT:  LBB0_1: @ %bb20
+; CHECK-NEXT:    cmp.w r0, #450
+; CHECK-NEXT:    bge LBB0_4
+; CHECK-NEXT:  @ %bb.2: @ %bb20
+; CHECK-NEXT:    cmp r0, #209
+; CHECK-NEXT:    ble LBB0_5
+; CHECK-NEXT:  @ %bb.3: @ %bb420
+; CHECK-NEXT:    movw r5, :lower16:(L_zz_hold$non_lazy_ptr-(LPC0_0+4))
+; CHECK-NEXT:    movt r5, :upper16:(L_zz_hold$non_lazy_ptr-(LPC0_0+4))
+; CHECK-NEXT:    movw r11, :lower16:(L_zz_res$non_lazy_ptr-(LPC0_1+4))
+; CHECK-NEXT:  LPC0_0:
+; CHECK-NEXT:    add r5, pc
+; CHECK-NEXT:    movt r11, :upper16:(L_zz_res$non_lazy_ptr-(LPC0_1+4))
+; CHECK-NEXT:  LPC0_1:
+; CHECK-NEXT:    add r11, pc
+; CHECK-NEXT:    ldr r5, [r5]
+; CHECK-NEXT:    str r5, [sp, #32] @ 4-byte Spill
+; CHECK-NEXT:    ldr.w r5, [r11]
+; CHECK-NEXT:    mov.w r11, #0
+; CHECK-NEXT:    str r5, [sp, #28] @ 4-byte Spill
+; CHECK-NEXT:    ldr r5, [sp, #32] @ 4-byte Reload
+; CHECK-NEXT:    str.w r11, [r5]
+; CHECK-NEXT:    movs r5, #0
+; CHECK-NEXT:    ldr r6, [sp, #28] @ 4-byte Reload
+; CHECK-NEXT:    str r5, [r6]
+; CHECK-NEXT:    ldr r5, [sp, #32] @ 4-byte Reload
+; CHECK-NEXT:    str r0, [r5]
+; CHECK-NEXT:    ldr r0, [r7, #32]
+; CHECK-NEXT:    stm.w sp, {r4, r9, r10}
+; CHECK-NEXT:    strd r8, lr, [sp, #12]
+; CHECK-NEXT:    str.w r12, [sp, #20]
+; CHECK-NEXT:    str r0, [sp, #24]
+; CHECK-NEXT:    bl _Manifest
+; CHECK-NEXT:    trap
+; CHECK-NEXT:  LBB0_4: @ %bb20
+; CHECK-NEXT:    cmp.w r0, #560
+; CHECK-NEXT:    itt ge
+; CHECK-NEXT:    movge r0, #0
+; CHECK-NEXT:    cmpge r0, #0
+; CHECK-NEXT:  LBB0_5: @ %bb20
+; CHECK-NEXT:    trap
 entry:
-; CHECK:       ldr{{(.w)?}} {{(r[0-9]+)|(lr)}}, [r7, #28]
   %xgaps.i = alloca [32 x %union.rec*], align 4   ; <[32 x %union.rec*]*> [#uses=0]
   %ycomp.i = alloca [32 x %union.rec*], align 4   ; <[32 x %union.rec*]*> [#uses=0]
   br label %bb20
 
 bb20:                                             ; preds = %entry
   switch i32 undef, label %bb1287 [
     i32 110, label %bb119
     i32 120, label %bb119
     i32 210, label %bb420
     i32 230, label %bb420
     i32 450, label %bb438
     i32 460, label %bb438
     i32 550, label %bb533
     i32 560, label %bb569
     i32 640, label %bb745
     i32 780, label %bb1098
   ]
 
 bb119:                                            ; preds = %bb20, %bb20
   unreachable
 
 bb420:                                            ; preds = %bb20, %bb20
-; CHECK: bb420
-; CHECK: str{{(.w)?}} r{{[0-9]+}}, [sp
-; CHECK: str{{(.w)?}} r{{[0-9]+}}, [sp
-; CHECK: str{{(.w)?}} r{{[0-9]+}}, [sp
-; CHECK: str{{(.w)?}} r{{[0-9]+}}, [sp
   store volatile %union.rec* null, %union.rec** @zz_hold, align 4
   store %union.rec* null, %union.rec** @zz_res, align 4
   store volatile %union.rec* %x, %union.rec** @zz_hold, align 4
   %0 = call  %union.rec* @Manifest(%union.rec* undef, %union.rec* %env, %struct.STYLE* %style, %union.rec** %bthr, %union.rec** %fthr, %union.rec** %target, %union.rec** %crs, i32 %ok, i32 %need_expand, %union.rec** %enclose, i32 %fcr) nounwind ; <%union.rec*> [#uses=0]
   unreachable
 
 bb438:                                            ; preds = %bb20, %bb20
   unreachable