1*9880d681SAndroid Build Coastguard Worker; RUN: llc -regalloc=fast -optimize-regalloc=0 -no-integrated-as < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; PR7382 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" 4*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu" 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker@.str = private constant [23 x i8] c"This should be -1: %d\0A\00" ; <[23 x i8]*> [#uses=1] 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine i32 @main() { 9*9880d681SAndroid Build Coastguard Workerentry: 10*9880d681SAndroid Build Coastguard Worker %retval = alloca i32, align 4 ; <i32*> [#uses=3] 11*9880d681SAndroid Build Coastguard Worker %v = alloca i32, align 4 ; <i32*> [#uses=3] 12*9880d681SAndroid Build Coastguard Worker store i32 0, i32* %retval 13*9880d681SAndroid Build Coastguard Worker %zero = load i32, i32* %retval 14*9880d681SAndroid Build Coastguard Worker; The earlyclobber register EC0 should not be spilled before the inline asm. 15*9880d681SAndroid Build Coastguard Worker; Yes, check-not can refer to FileCheck variables defined in the future. 16*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: [[EC0]]{{.*}}(%rsp) 17*9880d681SAndroid Build Coastguard Worker; CHECK: bsr {{[^,]*}}, [[EC0:%...]] 18*9880d681SAndroid Build Coastguard Worker %0 = call i32 asm "bsr $1, $0\0A\09cmovz $2, $0", "=&r,ro,r,~{cc},~{dirflag},~{fpsr},~{flags}"(i32 %zero, i32 -1) nounwind, !srcloc !0 ; <i32> [#uses=1] 19*9880d681SAndroid Build Coastguard Worker store i32 %0, i32* %v 20*9880d681SAndroid Build Coastguard Worker %tmp = load i32, i32* %v ; <i32> [#uses=1] 21*9880d681SAndroid Build Coastguard Worker %call1 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str, i32 0, i32 0), i32 %tmp) ; <i32> [#uses=0] 22*9880d681SAndroid Build Coastguard Worker store i32 0, i32* %retval 23*9880d681SAndroid Build Coastguard Worker %1 = load i32, i32* %retval ; <i32> [#uses=1] 24*9880d681SAndroid Build Coastguard Worker ret i32 %0 25*9880d681SAndroid Build Coastguard Worker} 26*9880d681SAndroid Build Coastguard Worker 27*9880d681SAndroid Build Coastguard Workerdeclare i32 @printf(i8*, ...) 28*9880d681SAndroid Build Coastguard Worker 29*9880d681SAndroid Build Coastguard Worker!0 = !{i32 191} 30