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| author | David Bolvansky <david.bolvansky@gmail.com> | 2019-04-03 08:08:44 +0000 |
|---|---|---|
| committer | David Bolvansky <david.bolvansky@gmail.com> | 2019-04-03 08:08:44 +0000 |
| commit | 937720e75b4692d6ec394fda3e23675d14449c86 (patch) | |
| tree | 6af554d14d7ae01dc1378376a798b12d57211a4e /llvm/test/Transforms/InstCombine/ctpop-bswap-bitreverse.ll | |
| parent | 94b867dc7c202162f587fd3345eccdb09bff2a77 (diff) | |
| download | bcm5719-llvm-937720e75b4692d6ec394fda3e23675d14449c86.tar.gz bcm5719-llvm-937720e75b4692d6ec394fda3e23675d14449c86.zip | |
[InstCombine] Simplify ctpop with bitreverse/bswap
Summary: Fixes PR41337
Reviewers: spatel
Reviewed By: spatel
Subscribers: llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D60148
llvm-svn: 357564
Diffstat (limited to 'llvm/test/Transforms/InstCombine/ctpop-bswap-bitreverse.ll')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/ctpop-bswap-bitreverse.ll | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/llvm/test/Transforms/InstCombine/ctpop-bswap-bitreverse.ll b/llvm/test/Transforms/InstCombine/ctpop-bswap-bitreverse.ll index 5005b3d99b3..00e2aa88666 100644 --- a/llvm/test/Transforms/InstCombine/ctpop-bswap-bitreverse.ll +++ b/llvm/test/Transforms/InstCombine/ctpop-bswap-bitreverse.ll @@ -3,8 +3,7 @@ define i32 @ctpop_bitreverse(i32 %x) { ; CHECK-LABEL: @ctpop_bitreverse( -; CHECK-NEXT: [[A:%.*]] = tail call i32 @llvm.bitreverse.i32(i32 [[X:%.*]]) -; CHECK-NEXT: [[B:%.*]] = tail call i32 @llvm.ctpop.i32(i32 [[A]]), !range !0 +; CHECK-NEXT: [[B:%.*]] = tail call i32 @llvm.ctpop.i32(i32 [[X:%.*]]), !range !0 ; CHECK-NEXT: ret i32 [[B]] ; %a = tail call i32 @llvm.bitreverse.i32(i32 %x) @@ -14,8 +13,7 @@ define i32 @ctpop_bitreverse(i32 %x) { define <2 x i64> @ctpop_bitreverse_vec(<2 x i64> %x) { ; CHECK-LABEL: @ctpop_bitreverse_vec( -; CHECK-NEXT: [[A:%.*]] = tail call <2 x i64> @llvm.bitreverse.v2i64(<2 x i64> [[X:%.*]]) -; CHECK-NEXT: [[B:%.*]] = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> [[A]]) +; CHECK-NEXT: [[B:%.*]] = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> [[X:%.*]]) ; CHECK-NEXT: ret <2 x i64> [[B]] ; %a = tail call <2 x i64> @llvm.bitreverse.v2i64(<2 x i64> %x) @@ -25,8 +23,7 @@ define <2 x i64> @ctpop_bitreverse_vec(<2 x i64> %x) { define i32 @ctpop_bswap(i32 %x) { ; CHECK-LABEL: @ctpop_bswap( -; CHECK-NEXT: [[A:%.*]] = tail call i32 @llvm.bswap.i32(i32 [[X:%.*]]) -; CHECK-NEXT: [[B:%.*]] = tail call i32 @llvm.ctpop.i32(i32 [[A]]), !range !0 +; CHECK-NEXT: [[B:%.*]] = tail call i32 @llvm.ctpop.i32(i32 [[X:%.*]]), !range !0 ; CHECK-NEXT: ret i32 [[B]] ; %a = tail call i32 @llvm.bswap.i32(i32 %x) @@ -36,8 +33,7 @@ define i32 @ctpop_bswap(i32 %x) { define <2 x i64> @ctpop_bswap_vec(<2 x i64> %x) { ; CHECK-LABEL: @ctpop_bswap_vec( -; CHECK-NEXT: [[A:%.*]] = tail call <2 x i64> @llvm.bswap.v2i64(<2 x i64> [[X:%.*]]) -; CHECK-NEXT: [[B:%.*]] = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> [[A]]) +; CHECK-NEXT: [[B:%.*]] = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> [[X:%.*]]) ; CHECK-NEXT: ret <2 x i64> [[B]] ; %a = tail call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %x) |
