50 lines
1.6 KiB
LLVM
50 lines
1.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -instcombine -S < %s | FileCheck %s
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define i32 @ctpop_bitreverse(i32 %x) {
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; CHECK-LABEL: @ctpop_bitreverse(
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; CHECK-NEXT: [[B:%.*]] = tail call i32 @llvm.ctpop.i32(i32 [[X:%.*]]), !range !0
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; CHECK-NEXT: ret i32 [[B]]
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;
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%a = tail call i32 @llvm.bitreverse.i32(i32 %x)
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%b = tail call i32 @llvm.ctpop.i32(i32 %a)
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ret i32 %b
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}
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define <2 x i64> @ctpop_bitreverse_vec(<2 x i64> %x) {
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; CHECK-LABEL: @ctpop_bitreverse_vec(
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; CHECK-NEXT: [[B:%.*]] = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> [[X:%.*]])
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; CHECK-NEXT: ret <2 x i64> [[B]]
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;
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%a = tail call <2 x i64> @llvm.bitreverse.v2i64(<2 x i64> %x)
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%b = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %a)
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ret <2 x i64> %b
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}
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define i32 @ctpop_bswap(i32 %x) {
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; CHECK-LABEL: @ctpop_bswap(
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; CHECK-NEXT: [[B:%.*]] = tail call i32 @llvm.ctpop.i32(i32 [[X:%.*]]), !range !0
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; CHECK-NEXT: ret i32 [[B]]
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;
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%a = tail call i32 @llvm.bswap.i32(i32 %x)
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%b = tail call i32 @llvm.ctpop.i32(i32 %a)
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ret i32 %b
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}
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define <2 x i64> @ctpop_bswap_vec(<2 x i64> %x) {
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; CHECK-LABEL: @ctpop_bswap_vec(
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; CHECK-NEXT: [[B:%.*]] = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> [[X:%.*]])
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; CHECK-NEXT: ret <2 x i64> [[B]]
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;
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%a = tail call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %x)
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%b = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %a)
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ret <2 x i64> %b
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}
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declare i32 @llvm.bitreverse.i32(i32)
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declare <2 x i64> @llvm.bitreverse.v2i64(<2 x i64>)
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declare i32 @llvm.bswap.i32(i32)
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declare <2 x i64> @llvm.bswap.v2i64(<2 x i64>)
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declare i32 @llvm.ctpop.i32(i32)
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declare <2 x i64> @llvm.ctpop.v2i64(<2 x i64>)
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