forked from OSchip/llvm-project
30 lines
887 B
LLVM
30 lines
887 B
LLVM
; REQUIRES: asserts
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; RUN: llc -debug-only=regalloc < %s 2>%t | FileCheck %s --check-prefix=CHECK
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; RUN: FileCheck %s < %t --check-prefix=DEBUG
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n8:16:32-S64"
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target triple = "thumbv7m--linux-gnueabi"
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; DEBUG: AllocationOrder(GPR) = [ $r0 $r1 $r2 $r3 $r4 $r5 $r6 $r7 $r12 $lr $r8 $r9 $r10 $r11 ]
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define i32 @test_minsize(i32 %x) optsize minsize {
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; CHECK-LABEL: test_minsize:
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entry:
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; CHECK: mov r4, r0
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tail call void asm sideeffect "", "~{r0},~{r1},~{r2},~{r3}"()
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; CHECK: mov r0, r4
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ret i32 %x
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}
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; DEBUG: AllocationOrder(GPR) = [ $r0 $r1 $r2 $r3 $r12 $lr $r4 $r5 $r6 $r7 $r8 $r9 $r10 $r11 ]
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define i32 @test_optsize(i32 %x) optsize {
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; CHECK-LABEL: test_optsize:
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entry:
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; CHECK: mov r12, r0
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tail call void asm sideeffect "", "~{r0},~{r1},~{r2},~{r3}"()
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; CHECK: mov r0, r12
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ret i32 %x
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}
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