Gitiles
Code Review Sign In
gerrit-public.fairphone.software / fp2-dev / platform / external / llvm / 3a594f487628b4855d6394c99d5373891a46c797 / . / test / CodeGen / PowerPC / atomic-2.ll
blob: dce2970b8db662fbd859ea60e1c52f9463ff655f [file] [log] [blame]
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]1; RUN: llc < %s -march=ppc64 | FileCheck %s
Evan Cheng8608f2e2008-04-19 02:30:38 +0000[diff] [blame]2
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]3define i64 @exchange_and_add(i64* %mem, i64 %val) nounwind {
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]4; CHECK: exchange_and_add:
5; CHECK: ldarx
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]6 %tmp = call i64 @llvm.atomic.load.add.i64.p0i64(i64* %mem, i64 %val)
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]7; CHECK: stdcx.
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]8 ret i64 %tmp
Evan Cheng8608f2e2008-04-19 02:30:38 +0000[diff] [blame]9}
10
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]11define i64 @exchange_and_cmp(i64* %mem) nounwind {
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]12; CHECK: exchange_and_cmp:
13; CHECK: ldarx
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]14 %tmp = call i64 @llvm.atomic.cmp.swap.i64.p0i64(i64* %mem, i64 0, i64 1)
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]15; CHECK: stdcx.
16; CHECK: stdcx.
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]17 ret i64 %tmp
Evan Cheng8608f2e2008-04-19 02:30:38 +0000[diff] [blame]18}
19
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]20define i64 @exchange(i64* %mem, i64 %val) nounwind {
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]21; CHECK: exchange:
22; CHECK: ldarx
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]23 %tmp = call i64 @llvm.atomic.swap.i64.p0i64(i64* %mem, i64 1)
Eli Friedman3a594f42011-07-18 21:23:42 +0000[diff] [blame^]24; CHECK: stdcx.
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]25 ret i64 %tmp
Evan Cheng8608f2e2008-04-19 02:30:38 +0000[diff] [blame]26}
27
Chris Lattnerb85e4eb2011-06-18 06:05:24 +0000[diff] [blame]28declare i64 @llvm.atomic.load.add.i64.p0i64(i64* nocapture, i64) nounwind
29
30declare i64 @llvm.atomic.cmp.swap.i64.p0i64(i64* nocapture, i64, i64) nounwind
31
32declare i64 @llvm.atomic.swap.i64.p0i64(i64* nocapture, i64) nounwind