1 ; RUN: llc -march=mips -mcpu=mips32 < %s | FileCheck %s 2 ; RUN: llc -march=mips64el -mcpu=mips64r2 -mattr=n64 < %s | FileCheck %s 3 4 %struct.DWstruct = type { i32, i32 } 5 6 define i32 @A0(i32 %u, i32 %v) nounwind { 7 entry: 8 ; CHECK: multu 9 ; CHECK: mflo 10 ; CHECK: mfhi 11 %asmtmp = tail call %struct.DWstruct asm "multu $2,$3", "={lo},={hi},d,d"( i32 %u, i32 %v ) nounwind 12 %asmresult = extractvalue %struct.DWstruct %asmtmp, 0 13 %asmresult1 = extractvalue %struct.DWstruct %asmtmp, 1 ; <i32> [#uses=1] 14 %res = add i32 %asmresult, %asmresult1 15 ret i32 %res 16 } 17 18 @gi2 = external global i32 19 @gi1 = external global i32 20 @gi0 = external global i32 21 @gf0 = external global float 22 @gf1 = external global float 23 @gd0 = external global double 24 @gd1 = external global double 25 26 define void @foo0() nounwind { 27 entry: 28 ; CHECK: addu 29 %0 = load i32* @gi1, align 4 30 %1 = load i32* @gi0, align 4 31 %2 = tail call i32 asm "addu $0, $1, $2", "=r,r,r"(i32 %0, i32 %1) nounwind 32 store i32 %2, i32* @gi2, align 4 33 ret void 34 } 35 36 define void @foo2() nounwind { 37 entry: 38 ; CHECK: neg.s 39 %0 = load float* @gf1, align 4 40 %1 = tail call float asm "neg.s $0, $1", "=f,f"(float %0) nounwind 41 store float %1, float* @gf0, align 4 42 ret void 43 } 44 45 define void @foo3() nounwind { 46 entry: 47 ; CHECK: neg.d 48 %0 = load double* @gd1, align 8 49 %1 = tail call double asm "neg.d $0, $1", "=f,f"(double %0) nounwind 50 store double %1, double* @gd0, align 8 51 ret void 52 } 53 54 ; Check that RA doesn't allocate registers in the clobber list. 55 ; CHECK-LABEL: foo4: 56 ; CHECK: #APP 57 ; CHECK-NOT: ulh $2 58 ; CHECK: #NO_APP 59 ; CHECK: #APP 60 ; CHECK-NOT: $f0 61 ; CHECK: #NO_APP 62 63 define void @foo4() { 64 entry: 65 %0 = tail call i32 asm sideeffect "ulh $0,16($$sp)\0A\09", "=r,~{$2}"() 66 store i32 %0, i32* @gi2, align 4 67 %1 = load float* @gf0, align 4 68 %2 = tail call double asm sideeffect "cvt.d.s $0, $1\0A\09", "=f,f,~{$f0}"(float %1) 69 store double %2, double* @gd0, align 8 70 ret void 71 } 72
