Gitiles
Code Review Sign In
gerrit-public.fairphone.software / toolchain / llvm-project / 1fa5c4b944c0969bc409705678a9bcc2f7de2c7c / . / llvm / test / CodeGen / PowerPC / fast-isel-ext.ll
blob: ce8ac440b79cbcba045ab39bb4a4cf2ca4f1d49c [file] [log] [blame]
Mehdi Amini945a6602015-02-27 18:32:11 +0000[diff] [blame]1; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 | FileCheck %s --check-prefix=ELF64
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]2
3; zext
4
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]5define i32 @zext_8_32(i8 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]6; ELF64: zext_8_32
7 %r = zext i8 %a to i32
Hal Finkel7c5cb062015-04-23 18:30:38 +0000[diff] [blame]8; ELF64: clrlwi {{[0-9]+}}, {{[0-9]+}}, 24
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]9 ret i32 %r
10}
11
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]12define i32 @zext_16_32(i16 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]13; ELF64: zext_16_32
14 %r = zext i16 %a to i32
Hal Finkel7c5cb062015-04-23 18:30:38 +0000[diff] [blame]15; ELF64: clrlwi {{[0-9]+}}, {{[0-9]+}}, 16
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]16 ret i32 %r
17}
18
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]19define i64 @zext_8_64(i8 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]20; ELF64: zext_8_64
21 %r = zext i8 %a to i64
22; ELF64: rldicl {{[0-9]+}}, {{[0-9]+}}, 0, 56
23 ret i64 %r
24}
25
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]26define i64 @zext_16_64(i16 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]27; ELF64: zext_16_64
28 %r = zext i16 %a to i64
29; ELF64: rldicl {{[0-9]+}}, {{[0-9]+}}, 0, 48
30 ret i64 %r
31}
32
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]33define i64 @zext_32_64(i32 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]34; ELF64: zext_32_64
35 %r = zext i32 %a to i64
36; ELF64: rldicl {{[0-9]+}}, {{[0-9]+}}, 0, 32
37 ret i64 %r
38}
39
40; sext
41
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]42define i32 @sext_8_32(i8 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]43; ELF64: sext_8_32
44 %r = sext i8 %a to i32
45; ELF64: extsb
46 ret i32 %r
47}
48
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]49define i32 @sext_16_32(i16 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]50; ELF64: sext_16_32
51 %r = sext i16 %a to i32
52; ELF64: extsh
53 ret i32 %r
54}
55
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]56define i64 @sext_8_64(i8 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]57; ELF64: sext_8_64
58 %r = sext i8 %a to i64
59; ELF64: extsb
60 ret i64 %r
61}
62
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]63define i64 @sext_16_64(i16 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]64; ELF64: sext_16_64
65 %r = sext i16 %a to i64
66; ELF64: extsh
67 ret i64 %r
68}
69
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]70define i64 @sext_32_64(i32 %a) nounwind {
Bill Schmidtd89f6782013-08-26 19:42:51 +0000[diff] [blame]71; ELF64: sext_32_64
72 %r = sext i32 %a to i64
73; ELF64: extsw
74 ret i64 %r
75}