-; RUN: llc < %s -march=x86 | FileCheck %s
+; 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"
%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
store i32 3855, i32* %ort
store i32 3855, i32* %xort
store i32 4, i32* %temp
- %tmp = load i32* %temp
+ %tmp = load i32, i32* %temp
; CHECK: lock
; CHECK: xaddl
%0 = atomicrmw add i32* %val1, i32 %tmp monotonic
%neg1 = sub i32 0, 10 ; <i32> [#uses=1]
; CHECK: lock
; CHECK: cmpxchgl
- %16 = cmpxchg i32* %val2, i32 %neg1, i32 1 monotonic
+ %pair16 = cmpxchg i32* %val2, i32 %neg1, i32 1 monotonic monotonic
+ %16 = extractvalue { i32, i1 } %pair16, 0
store i32 %16, i32* %old
; CHECK: lock
; CHECK: cmpxchgl
- %17 = cmpxchg i32* %val2, i32 1976, i32 1 monotonic
+ %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
}
; CHECK: lock
; CHECK: cmpxchgl %{{.*}}, %gs:(%{{.*}})
- %0 = cmpxchg i32 addrspace(256)* %P, i32 0, i32 1 monotonic
+ %pair0 = cmpxchg i32 addrspace(256)* %P, i32 0, i32 1 monotonic monotonic
+ %0 = extractvalue { i32, i1 } %pair0, 0
ret void
}