97 lines
2.5 KiB
LLVM
97 lines
2.5 KiB
LLVM
; RUN: llc -fast-isel-sink-local-values < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM
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; RUN: llc -fast-isel-sink-local-values < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi | FileCheck %s --check-prefix=ARM
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; RUN: llc -fast-isel-sink-local-values < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
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; RUN: llc -fast-isel-sink-local-values < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv8-apple-ios | FileCheck %s --check-prefix=THUMB
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define i32 @t1(i1 %c) nounwind readnone {
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entry:
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; ARM: t1
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; ARM: tst r0, #1
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; ARM: movw r0, #10
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; ARM: moveq r0, #20
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; THUMB: t1
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; THUMB: tst.w r0, #1
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; THUMB: movw r0, #10
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; THUMB: it eq
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; THUMB: moveq r0, #20
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%0 = select i1 %c, i32 10, i32 20
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ret i32 %0
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}
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define i32 @t2(i1 %c, i32 %a) nounwind readnone {
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entry:
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; ARM: t2
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; ARM: tst r0, #1
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; ARM: moveq r{{[1-9]}}, #20
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; ARM: mov r0, r{{[1-9]}}
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; THUMB-LABEL: t2
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; THUMB: tst.w r0, #1
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; THUMB: it eq
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; THUMB: moveq r{{[1-9]}}, #20
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; THUMB: mov r0, r{{[1-9]}}
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%0 = select i1 %c, i32 %a, i32 20
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ret i32 %0
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}
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define i32 @t3(i1 %c, i32 %a, i32 %b) nounwind readnone {
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entry:
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; ARM: t3
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; ARM: tst r0, #1
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; ARM: movne r2, r1
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; ARM: add r0, r2, r1
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; THUMB: t3
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; THUMB: tst.w r0, #1
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; THUMB: it ne
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; THUMB: movne r2, r1
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; THUMB: add.w r0, r2, r1
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%0 = select i1 %c, i32 %a, i32 %b
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%1 = add i32 %0, %a
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ret i32 %1
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}
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define i32 @t4(i1 %c) nounwind readnone {
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entry:
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; ARM: t4
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; ARM: tst r0, #1
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; ARM: mvn r0, #9
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; ARM: mvneq r0, #0
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; THUMB-LABEL: t4
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; THUMB: tst.w r0, #1
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; THUMB: mvn r0, #9
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; THUMB: it eq
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; THUMB: mvneq r0, #0
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%0 = select i1 %c, i32 -10, i32 -1
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ret i32 %0
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}
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define i32 @t5(i1 %c, i32 %a) nounwind readnone {
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entry:
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; ARM: t5
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; ARM: tst r0, #1
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; ARM: mvneq r{{[1-9]}}, #1
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; ARM: mov r0, r{{[1-9]}}
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; THUMB: t5
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; THUMB: tst.w r0, #1
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; THUMB: it eq
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; THUMB: mvneq r{{[1-9]}}, #1
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; THUMB: mov r0, r{{[1-9]}}
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%0 = select i1 %c, i32 %a, i32 -2
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ret i32 %0
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}
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; Check one large negative immediates.
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define i32 @t6(i1 %c, i32 %a) nounwind readnone {
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entry:
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; ARM: t6
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; ARM: tst r0, #1
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; ARM: mvneq r{{[1-9]}}, #978944
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; ARM: mov r0, r{{[1-9]}}
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; THUMB: t6
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; THUMB: tst.w r0, #1
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; THUMB: it eq
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; THUMB: mvneq r{{[1-9]}}, #978944
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; THUMB: mov r0, r{{[1-9]}}
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%0 = select i1 %c, i32 %a, i32 -978945
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ret i32 %0
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}
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