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gerrit-public.fairphone.software / toolchain / llvm-project / aa6f5c9ddd68a54f178fa17b5e2c1dfff78e436f / . / llvm / test / Transforms / InstCombine / bswap-fold.ll
blob: 3d354a102161734455d60bf0c18b9e175c14f422 [file] [log] [blame]
Tanya Lattneraa6f5c92008-03-09 08:16:40 +0000[diff] [blame^]1; RUN: llvm-as < %s | opt -instcombine | llvm-dis | \
Dan Gohmanf9dd1702007-08-15 13:36:28 +0000[diff] [blame]2; RUN: grep ret | count 3
Tanya Lattneraa6f5c92008-03-09 08:16:40 +0000[diff] [blame^]3; RUN: llvm-as < %s | opt -instcombine | llvm-dis | \
Reid Spencer91948d42007-04-14 20:13:02 +0000[diff] [blame]4; RUN: not grep call.*bswap
Chris Lattnere7f83dc2006-11-29 05:00:14 +0000[diff] [blame]5
Tanya Lattneraa6f5c92008-03-09 08:16:40 +0000[diff] [blame^]6define i1 @test1(i16 %tmp2) {
7 %tmp10 = call i16 @llvm.bswap.i16( i16 %tmp2 ) ; <i16> [#uses=1]
8 %tmp = icmp eq i16 %tmp10, 1 ; <i1> [#uses=1]
9 ret i1 %tmp
Chris Lattnere7f83dc2006-11-29 05:00:14 +0000[diff] [blame]10}
11
Tanya Lattneraa6f5c92008-03-09 08:16:40 +0000[diff] [blame^]12define i1 @test2(i32 %tmp) {
13 %tmp34 = tail call i32 @llvm.bswap.i32( i32 %tmp ) ; <i32> [#uses=1]
14 %tmp.upgrd.1 = icmp eq i32 %tmp34, 1 ; <i1> [#uses=1]
15 ret i1 %tmp.upgrd.1
Chris Lattnere7f83dc2006-11-29 05:00:14 +0000[diff] [blame]16}
17
Tanya Lattneraa6f5c92008-03-09 08:16:40 +0000[diff] [blame^]18declare i32 @llvm.bswap.i32(i32)
Reid Spencera5f996b2007-04-02 00:51:15 +0000[diff] [blame]19
Tanya Lattneraa6f5c92008-03-09 08:16:40 +0000[diff] [blame^]20define i1 @test3(i64 %tmp) {
21 %tmp34 = tail call i64 @llvm.bswap.i64( i64 %tmp ) ; <i64> [#uses=1]
22 %tmp.upgrd.2 = icmp eq i64 %tmp34, 1 ; <i1> [#uses=1]
23 ret i1 %tmp.upgrd.2
Chris Lattnere7f83dc2006-11-29 05:00:14 +0000[diff] [blame]24}
25
Tanya Lattneraa6f5c92008-03-09 08:16:40 +0000[diff] [blame^]26declare i64 @llvm.bswap.i64(i64)
Chris Lattnere7f83dc2006-11-29 05:00:14 +0000[diff] [blame]27
Tanya Lattneraa6f5c92008-03-09 08:16:40 +0000[diff] [blame^]28declare i16 @llvm.bswap.i16(i16)
29