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gerrit-public.fairphone.software / toolchain / llvm-project / aa9ca691cde9d650ec92049ca851a311baf6d15c / . / llvm / test / CodeGen / PowerPC / fast-isel-fold.ll
blob: 24cdca35b0dda0ec4d654e4dd119ba40717556fe [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 Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]2
3@a = global i8 1, align 1
4@b = global i16 2, align 2
5@c = global i32 4, align 4
6
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]7define void @t1() nounwind {
Bill Schmidt8470b0f2013-08-30 22:18:55 +0000[diff] [blame]8; ELF64: t1
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]9 %1 = load i8, i8* @a, align 1
Bill Schmidt8470b0f2013-08-30 22:18:55 +0000[diff] [blame]10 call void @foo1(i8 zeroext %1)
11; ELF64: lbz
12; ELF64-NOT: rldicl
13; ELF64-NOT: rlwinm
14 ret void
15}
16
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]17define void @t2() nounwind {
Bill Schmidt8470b0f2013-08-30 22:18:55 +0000[diff] [blame]18; ELF64: t2
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]19 %1 = load i16, i16* @b, align 2
Bill Schmidt8470b0f2013-08-30 22:18:55 +0000[diff] [blame]20 call void @foo2(i16 zeroext %1)
21; ELF64: lhz
22; ELF64-NOT: rldicl
23; ELF64-NOT: rlwinm
24 ret void
25}
26
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]27define void @t2a() nounwind {
Bill Schmidt8470b0f2013-08-30 22:18:55 +0000[diff] [blame]28; ELF64: t2a
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]29 %1 = load i32, i32* @c, align 4
Bill Schmidt8470b0f2013-08-30 22:18:55 +0000[diff] [blame]30 call void @foo3(i32 zeroext %1)
31; ELF64: lwz
32; ELF64-NOT: rldicl
33; ELF64-NOT: rlwinm
34 ret void
35}
36
37declare void @foo1(i8 zeroext)
38declare void @foo2(i16 zeroext)
39declare void @foo3(i32 zeroext)
40
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]41define i32 @t3() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]42; ELF64: t3
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]43 %1 = load i8, i8* @a, align 1
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]44 %2 = zext i8 %1 to i32
45; ELF64: lbz
46; ELF64-NOT: rlwinm
47 ret i32 %2
48}
49
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]50define i32 @t4() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]51; ELF64: t4
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]52 %1 = load i16, i16* @b, align 2
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]53 %2 = zext i16 %1 to i32
54; ELF64: lhz
55; ELF64-NOT: rlwinm
56 ret i32 %2
57}
58
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]59define i32 @t5() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]60; ELF64: t5
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]61 %1 = load i16, i16* @b, align 2
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]62 %2 = sext i16 %1 to i32
63; ELF64: lha
64; ELF64-NOT: rlwinm
65 ret i32 %2
66}
67
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]68define i32 @t6() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]69; ELF64: t6
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]70 %1 = load i8, i8* @a, align 2
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]71 %2 = sext i8 %1 to i32
72; ELF64: lbz
73; ELF64-NOT: rlwinm
74 ret i32 %2
75}
76
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]77define i64 @t7() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]78; ELF64: t7
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]79 %1 = load i8, i8* @a, align 1
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]80 %2 = zext i8 %1 to i64
81; ELF64: lbz
82; ELF64-NOT: rldicl
83 ret i64 %2
84}
85
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]86define i64 @t8() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]87; ELF64: t8
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]88 %1 = load i16, i16* @b, align 2
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]89 %2 = zext i16 %1 to i64
90; ELF64: lhz
91; ELF64-NOT: rldicl
92 ret i64 %2
93}
94
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]95define i64 @t9() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]96; ELF64: t9
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]97 %1 = load i16, i16* @b, align 2
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]98 %2 = sext i16 %1 to i64
99; ELF64: lha
100; ELF64-NOT: extsh
101 ret i64 %2
102}
103
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]104define i64 @t10() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]105; ELF64: t10
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]106 %1 = load i8, i8* @a, align 2
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]107 %2 = sext i8 %1 to i64
108; ELF64: lbz
109; ELF64: extsb
110 ret i64 %2
111}
112
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]113define i64 @t11() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]114; ELF64: t11
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]115 %1 = load i32, i32* @c, align 4
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]116 %2 = zext i32 %1 to i64
117; ELF64: lwz
118; ELF64-NOT: rldicl
119 ret i64 %2
120}
121
Eric Christopher1fb23392015-07-24 01:07:50 +0000[diff] [blame]122define i64 @t12() nounwind {
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]123; ELF64: t12
David Blaikiea79ac142015-02-27 21:17:42 +0000[diff] [blame]124 %1 = load i32, i32* @c, align 4
Bill Schmidtccecf262013-08-30 02:29:45 +0000[diff] [blame]125 %2 = sext i32 %1 to i64
126; ELF64: lwa
127; ELF64-NOT: extsw
128 ret i64 %2
129}