58 lines
2.0 KiB
LLVM
58 lines
2.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=arm-eabi -mattr=+v6 %s -o - | FileCheck %s
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; rotr (rotr x, 4), 6 -> rotr x, 10 -> ror r0, r0, #10
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define i32 @test1(i32 %x) nounwind readnone {
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; CHECK-LABEL: test1:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: ror r0, r0, #10
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; CHECK-NEXT: bx lr
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entry:
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%result.i = call i32 @llvm.fshr.i32(i32 %x, i32 %x, i32 4)
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%result.i.3 = call i32 @llvm.fshr.i32(i32 %result.i, i32 %result.i, i32 6)
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ret i32 %result.i.3
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}
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; rotl (rotr x, 4), 6 -> rotl x, 2 -> ror r0, r0, #30
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define i32 @test1_alt(i32 %x) nounwind readnone {
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; CHECK-LABEL: test1_alt:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: ror r0, r0, #30
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; CHECK-NEXT: bx lr
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entry:
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%result.i = call i32 @llvm.fshr.i32(i32 %x, i32 %x, i32 4)
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%result.i.3 = call i32 @llvm.fshl.i32(i32 %result.i, i32 %result.i, i32 6)
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ret i32 %result.i.3
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}
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; the same vector tests
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define <2 x i32> @test2(<2 x i32> %x) nounwind readnone {
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; CHECK-LABEL: test2:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: ror r0, r0, #10
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; CHECK-NEXT: ror r1, r1, #10
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; CHECK-NEXT: bx lr
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entry:
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%result.i = call <2 x i32> @llvm.fshr.v2i32(<2 x i32> %x, <2 x i32> %x, <2 x i32> <i32 4, i32 4>)
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%result.i.3 = call <2 x i32> @llvm.fshr.v2i32(<2 x i32> %result.i, <2 x i32> %result.i, <2 x i32> <i32 6, i32 6>)
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ret <2 x i32> %result.i.3
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}
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define <2 x i32> @test2_alt(<2 x i32> %x) nounwind readnone {
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; CHECK-LABEL: test2_alt:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: ror r0, r0, #30
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; CHECK-NEXT: ror r1, r1, #30
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; CHECK-NEXT: bx lr
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entry:
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%result.i = call <2 x i32> @llvm.fshr.v2i32(<2 x i32> %x, <2 x i32> %x, <2 x i32> <i32 4, i32 4>)
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%result.i.3 = call <2 x i32> @llvm.fshl.v2i32(<2 x i32> %result.i, <2 x i32> %result.i, <2 x i32> <i32 6, i32 6>)
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ret <2 x i32> %result.i.3
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}
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declare i32 @llvm.fshl.i32(i32, i32, i32)
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declare i32 @llvm.fshr.i32(i32, i32, i32)
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declare <2 x i32> @llvm.fshl.v2i32(<2 x i32>, <2 x i32>, <2 x i32>)
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declare <2 x i32> @llvm.fshr.v2i32(<2 x i32>, <2 x i32>, <2 x i32>)
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