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33 lines
1.4 KiB
33 lines
1.4 KiB
4 months ago
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; RUN: llc -mtriple=armv4-none--eabi < %s | FileCheck %s --check-prefix=CHECK-LOLOMOV
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; RUN: llc -mtriple=armv4t-none--eabi < %s | FileCheck %s --check-prefix=CHECK-LOLOMOV
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; RUN: llc -mtriple=armv5-none--eabi < %s | FileCheck %s --check-prefix=CHECK-LOLOMOV
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; RUN: llc -mtriple=armv6-none--eabi < %s | FileCheck %s --check-prefix=CHECK-LOLOMOV
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; RUN: llc -mtriple=armv7-none--eabi < %s | FileCheck %s --check-prefix=CHECK-LOLOMOV
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; RUN: llc -mtriple=thumbv6-none--eabi < %s | FileCheck %s --check-prefix=CHECK-LOLOMOV
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; RUN: llc -mtriple=thumbv7-none--eabi < %s | FileCheck %s --check-prefix=CHECK-LOLOMOV
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; CHECK-LOLOMOV-LABEL: foo
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; CHECK-LOLOMOV: mov [[TMP:r[0-7]]], [[SRC1:r[01]]]
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; CHECK-LOLOMOV-NEXT: mov [[SRC1]], [[SRC2:r[01]]]
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; CHECK-LOLOMOV-NEXT: mov [[SRC2]], [[TMP]]
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; CHECK-LOLOMOV-LABEL: bar
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; CHECK-LOLOMOV-LABEL: fnend
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;
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; 'MOV lo, lo' in Thumb mode produces undefined results on pre-v6 hardware
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; RUN: llc -mtriple=thumbv4t-none--eabi < %s | FileCheck %s --check-prefix=CHECK-NOLOLOMOV
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; RUN: llc -mtriple=thumbv5-none--eabi < %s | FileCheck %s --check-prefix=CHECK-NOLOLOMOV
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; CHECK-NOLOLOMOV-LABEL: foo
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; CHECK-NOLOLOMOV: movs [[TMP:r[0-7]]], [[SRC1:r[01]]]
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; CHECK-NOLOLOMOV-NEXT: movs [[SRC1]], [[SRC2:r[01]]]
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; CHECK-NOLOLOMOV-NEXT: movs [[SRC2]], [[TMP]]
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; CHECK-NOLOLOMOV-LABEL: bar
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; CHECK-NOLOLOMOV-LABEL: fnend
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declare void @bar(i32, i32)
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define void @foo(i32 %a, i32 %b) {
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entry:
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call void @bar(i32 %b, i32 %a);
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ret void
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}
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