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gerrit-public.fairphone.software / platform / external / llvm / 3a594f487628b4855d6394c99d5373891a46c797 / . / test / CodeGen / PowerPC / atomic-1.ll
blob: 49f50544b8806f8ff12aacf6ad139126fea3263c [file] [log] [blame]
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]1; RUN: llc < %s -march=ppc32 | FileCheck %s
Evan Cheng8608f2e2008-04-19 02:30:38 +0000[diff] [blame]2
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]3define i32 @exchange_and_add(i32* %mem, i32 %val) nounwind {
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]4; CHECK: exchange_and_add:
5; CHECK: lwarx
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]6 %tmp = call i32 @llvm.atomic.load.add.i32.p0i32(i32* %mem, i32 %val)
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]7; CHECK: stwcx.
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]8 ret i32 %tmp
Evan Cheng8608f2e2008-04-19 02:30:38 +0000[diff] [blame]9}
10
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]11define i32 @exchange_and_cmp(i32* %mem) nounwind {
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]12; CHECK: exchange_and_cmp:
13; CHECK: lwarx
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]14 %tmp = call i32 @llvm.atomic.cmp.swap.i32.p0i32(i32* %mem, i32 0, i32 1)
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]15; CHECK: stwcx.
16; CHECK: stwcx.
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]17 ret i32 %tmp
Evan Cheng8608f2e2008-04-19 02:30:38 +0000[diff] [blame]18}
19
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]20define i32 @exchange(i32* %mem, i32 %val) nounwind {
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]21; CHECK: exchange:
22; CHECK: lwarx
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]23 %tmp = call i32 @llvm.atomic.swap.i32.p0i32(i32* %mem, i32 1)
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]24; CHECK: stwcx.
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]25 ret i32 %tmp
Evan Cheng8608f2e2008-04-19 02:30:38 +0000[diff] [blame]26}
27
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]28declare i32 @llvm.atomic.load.add.i32.p0i32(i32* nocapture, i32) nounwind
29
30declare i32 @llvm.atomic.cmp.swap.i32.p0i32(i32* nocapture, i32, i32) nounwind
31
32declare i32 @llvm.atomic.swap.i32.p0i32(i32* nocapture, i32) nounwind