X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2FCodeGen%2FX86%2Fatomic_op.ll;h=aa895dedfe4cb8a7b452e90f3f44396e0dbc1c9b;hb=cfc74b78b13cd839c49f1f2b0b7033f32c5c1109;hp=6871a08b29e6a5db8c8027eb302e66398edab169;hpb=140be2dfb76928cb660b7de23f8310d76ca794b5;p=oota-llvm.git

diff --git a/test/CodeGen/X86/atomic_op.ll b/test/CodeGen/X86/atomic_op.ll
index 6871a08b29e..aa895dedfe4 100644
--- a/test/CodeGen/X86/atomic_op.ll
+++ b/test/CodeGen/X86/atomic_op.ll
@@ -1,16 +1,8 @@
-; RUN: llvm-as < %s | llc -march=x86 -o %t1 -f
-; RUN: grep "lock" %t1 | count 17
-; RUN: grep "xaddl" %t1 | count 4 
-; RUN: grep "cmpxchgl"  %t1 | count 13 
-; RUN: grep "xchgl" %t1 | count 14
-; RUN: grep "cmova" %t1 | count 2
-; RUN: grep "cmovb" %t1 | count 2
-; RUN: grep "cmovg" %t1 | count 2
-; RUN: grep "cmovl" %t1 | count 2
+; RUN: llc < %s -mcpu=generic -march=x86 -mattr=+cmov,cx16 -verify-machineinstrs | FileCheck %s
 
 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
 
-define void @main(i32 %argc, i8** %argv) {
+define void @func(i32 %argc, i8** %argv) nounwind {
 entry:
 	%argc.addr = alloca i32		; <i32*> [#uses=1]
 	%argv.addr = alloca i8**		; <i8***> [#uses=1]
@@ -21,6 +13,7 @@ entry:
 	%xort = alloca i32		; <i32*> [#uses=2]
 	%old = alloca i32		; <i32*> [#uses=18]
 	%temp = alloca i32		; <i32*> [#uses=2]
+	%temp64 = alloca i64
 	store i32 %argc, i32* %argc.addr
 	store i8** %argv, i8*** %argv.addr
 	store i32 0, i32* %val1
@@ -29,66 +22,120 @@ entry:
 	store i32 3855, i32* %ort
 	store i32 3855, i32* %xort
 	store i32 4, i32* %temp
-	%tmp = load i32* %temp		; <i32> [#uses=1]
-	call i32 @llvm.atomic.load.add.i32.p0i32( i32* %val1, i32 %tmp )		; <i32>:0 [#uses=1]
+	%tmp = load i32, i32* %temp
+        ; CHECK: lock
+        ; CHECK: xaddl
+  %0 = atomicrmw add i32* %val1, i32 %tmp monotonic
 	store i32 %0, i32* %old
-	call i32 @llvm.atomic.load.sub.i32.p0i32( i32* %val2, i32 30 )		; <i32>:1 [#uses=1]
+        ; CHECK: lock
+        ; CHECK: xaddl
+  %1 = atomicrmw sub i32* %val2, i32 30 monotonic
 	store i32 %1, i32* %old
-	call i32 @llvm.atomic.load.add.i32.p0i32( i32* %val2, i32 1 )		; <i32>:2 [#uses=1]
+        ; CHECK: lock
+        ; CHECK: xaddl
+  %2 = atomicrmw add i32* %val2, i32 1 monotonic
 	store i32 %2, i32* %old
-	call i32 @llvm.atomic.load.sub.i32.p0i32( i32* %val2, i32 1 )		; <i32>:3 [#uses=1]
+        ; CHECK: lock
+        ; CHECK: xaddl
+  %3 = atomicrmw sub i32* %val2, i32 1 monotonic
 	store i32 %3, i32* %old
-	call i32 @llvm.atomic.load.and.i32.p0i32( i32* %andt, i32 4080 )		; <i32>:4 [#uses=1]
+        ; CHECK: andl
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %4 = atomicrmw and i32* %andt, i32 4080 monotonic
 	store i32 %4, i32* %old
-	call i32 @llvm.atomic.load.or.i32.p0i32( i32* %ort, i32 4080 )		; <i32>:5 [#uses=1]
+        ; CHECK: orl
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %5 = atomicrmw or i32* %ort, i32 4080 monotonic
 	store i32 %5, i32* %old
-	call i32 @llvm.atomic.load.xor.i32.p0i32( i32* %xort, i32 4080 )		; <i32>:6 [#uses=1]
+        ; CHECK: xorl
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %6 = atomicrmw xor i32* %xort, i32 4080 monotonic
 	store i32 %6, i32* %old
-	call i32 @llvm.atomic.load.min.i32.p0i32( i32* %val2, i32 16 )		; <i32>:7 [#uses=1]
+        ; CHECK: cmov
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %7 = atomicrmw min i32* %val2, i32 16 monotonic
 	store i32 %7, i32* %old
 	%neg = sub i32 0, 1		; <i32> [#uses=1]
-	call i32 @llvm.atomic.load.min.i32.p0i32( i32* %val2, i32 %neg )		; <i32>:8 [#uses=1]
+        ; CHECK: cmov
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %8 = atomicrmw min i32* %val2, i32 %neg monotonic
 	store i32 %8, i32* %old
-	call i32 @llvm.atomic.load.max.i32.p0i32( i32* %val2, i32 1 )		; <i32>:9 [#uses=1]
+        ; CHECK: cmov
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %9 = atomicrmw max i32* %val2, i32 1 monotonic
 	store i32 %9, i32* %old
-	call i32 @llvm.atomic.load.max.i32.p0i32( i32* %val2, i32 0 )		; <i32>:10 [#uses=1]
+        ; CHECK: cmov
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %10 = atomicrmw max i32* %val2, i32 0 monotonic
 	store i32 %10, i32* %old
-	call i32 @llvm.atomic.load.umax.i32.p0i32( i32* %val2, i32 65535 )		; <i32>:11 [#uses=1]
+        ; CHECK: cmov
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %11 = atomicrmw umax i32* %val2, i32 65535 monotonic
 	store i32 %11, i32* %old
-	call i32 @llvm.atomic.load.umax.i32.p0i32( i32* %val2, i32 10 )		; <i32>:12 [#uses=1]
+        ; CHECK: cmov
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %12 = atomicrmw umax i32* %val2, i32 10 monotonic
 	store i32 %12, i32* %old
-	call i32 @llvm.atomic.load.umin.i32.p0i32( i32* %val2, i32 1 )		; <i32>:13 [#uses=1]
+        ; CHECK: cmov
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %13 = atomicrmw umin i32* %val2, i32 1 monotonic
 	store i32 %13, i32* %old
-	call i32 @llvm.atomic.load.umin.i32.p0i32( i32* %val2, i32 10 )		; <i32>:14 [#uses=1]
+        ; CHECK: cmov
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %14 = atomicrmw umin i32* %val2, i32 10 monotonic
 	store i32 %14, i32* %old
-	call i32 @llvm.atomic.swap.i32.p0i32( i32* %val2, i32 1976 )		; <i32>:15 [#uses=1]
+        ; CHECK: xchgl   %{{.*}}, {{.*}}(%esp)
+  %15 = atomicrmw xchg i32* %val2, i32 1976 monotonic
 	store i32 %15, i32* %old
 	%neg1 = sub i32 0, 10		; <i32> [#uses=1]
-	call i32 @llvm.atomic.cmp.swap.i32.p0i32( i32* %val2, i32 %neg1, i32 1 )		; <i32>:16 [#uses=1]
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %pair16 = cmpxchg i32* %val2, i32 %neg1, i32 1 monotonic monotonic
+  %16 = extractvalue { i32, i1 } %pair16, 0
 	store i32 %16, i32* %old
-	call i32 @llvm.atomic.cmp.swap.i32.p0i32( i32* %val2, i32 1976, i32 1 )		; <i32>:17 [#uses=1]
+        ; CHECK: lock
+        ; CHECK: cmpxchgl
+  %pair17 = cmpxchg i32* %val2, i32 1976, i32 1 monotonic monotonic
+  %17 = extractvalue { i32, i1 } %pair17, 0
 	store i32 %17, i32* %old
+        ; CHECK: movl  [[R17atomic:.*]], %eax
+        ; CHECK: movl %eax, %[[R17mask:[a-z]*]]
+        ; CHECK: notl %[[R17mask]]
+        ; CHECK: orl $-1402, %[[R17mask]]
+        ; CHECK: lock
+        ; CHECK: cmpxchgl	%[[R17mask]], [[R17atomic]]
+        ; CHECK: jne
+        ; CHECK: movl	%eax,
+  %18 = atomicrmw nand i32* %val2, i32 1401 monotonic
+  store i32 %18, i32* %old
+        ; CHECK: notl
+        ; CHECK: notl
+        ; CHECK: orl $252645135
+        ; CHECK: orl $252645135
+        ; CHECK: lock
+        ; CHECK: cmpxchg8b
+  %19 = atomicrmw nand i64* %temp64, i64 17361641481138401520 monotonic
+  store i64 %19, i64* %temp64
 	ret void
 }
 
-declare i32 @llvm.atomic.load.add.i32.p0i32(i32*, i32) nounwind 
-
-declare i32 @llvm.atomic.load.sub.i32.p0i32(i32*, i32) nounwind 
-
-declare i32 @llvm.atomic.load.and.i32.p0i32(i32*, i32) nounwind 
-
-declare i32 @llvm.atomic.load.or.i32.p0i32(i32*, i32) nounwind 
-
-declare i32 @llvm.atomic.load.xor.i32.p0i32(i32*, i32) nounwind 
-
-declare i32 @llvm.atomic.load.min.i32.p0i32(i32*, i32) nounwind 
-
-declare i32 @llvm.atomic.load.max.i32.p0i32(i32*, i32) nounwind 
-
-declare i32 @llvm.atomic.load.umax.i32.p0i32(i32*, i32) nounwind 
-
-declare i32 @llvm.atomic.load.umin.i32.p0i32(i32*, i32) nounwind 
-
-declare i32 @llvm.atomic.swap.i32.p0i32(i32*, i32) nounwind 
+define void @test2(i32 addrspace(256)* nocapture %P) nounwind {
+entry:
+; CHECK: lock
+; CHECK:	cmpxchgl	%{{.*}}, %gs:(%{{.*}})
 
-declare i32 @llvm.atomic.cmp.swap.i32.p0i32(i32*, i32, i32) nounwind 
+  %pair0 = cmpxchg i32 addrspace(256)* %P, i32 0, i32 1 monotonic monotonic
+  %0 = extractvalue { i32, i1 } %pair0, 0
+  ret void
+}