[PowerPC] Change liveness testing in VSX FMA mutation pass

[oota-llvm.git] / test / CodeGen / PowerPC / fma.ll

diff --git a/test/CodeGen/PowerPC/fma.ll b/test/CodeGen/PowerPC/fma.ll
index 4a6fe70574f46a0c5a2fc75f663402c49f17bf6e..270c141fa91c8167700fd00362994a0954db926b 100644 (file)
--- a/test/CodeGen/PowerPC/fma.ll
+++ b/test/CodeGen/PowerPC/fma.ll
@@ -1,22 +1,62 @@
-; RUN: llvm-as < %s | llc -march=ppc32 | \
-; RUN:   egrep {fn?madd|fn?msub} | count 8
+; RUN: llc < %s -march=ppc32 -fp-contract=fast -mattr=-vsx | FileCheck %s
+; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -fp-contract=fast -mattr=+vsx | FileCheck -check-prefix=CHECK-VSX %s
+
+declare double @dummy1(double) #0
+declare double @dummy2(double, double) #0
+declare double @dummy3(double, double, double) #0
 
 define double @test_FMADD1(double %A, double %B, double %C) {
        %D = fmul double %A, %B         ; <double> [#uses=1]
-       %E = fadd double %D, %C         ; <double> [#uses=1]
+       %E = fadd double %C, %D         ; <double> [#uses=1]
        ret double %E
+; CHECK-LABEL: test_FMADD1:
+; CHECK: fmadd
+; CHECK-NEXT: blr
+
+; CHECK-VSX-LABEL: test_FMADD1:
+; CHECK-VSX: xsmaddmdp
+; CHECK-VSX-NEXT: blr
 }
 
 define double @test_FMADD2(double %A, double %B, double %C) {
        %D = fmul double %A, %B         ; <double> [#uses=1]
        %E = fadd double %D, %C         ; <double> [#uses=1]
        ret double %E
+; CHECK-LABEL: test_FMADD2:
+; CHECK: fmadd
+; CHECK-NEXT: blr
+
+; CHECK-VSX-LABEL: test_FMADD2:
+; CHECK-VSX: xsmaddmdp
+; CHECK-VSX-NEXT: blr
 }
 
-define double @test_FMSUB(double %A, double %B, double %C) {
+define double @test_FMSUB1(double %A, double %B, double %C) {
        %D = fmul double %A, %B         ; <double> [#uses=1]
        %E = fsub double %D, %C         ; <double> [#uses=1]
        ret double %E
+; CHECK-LABEL: test_FMSUB1:
+; CHECK: fmsub
+; CHECK-NEXT: blr
+
+; CHECK-VSX-LABEL: test_FMSUB1:
+; CHECK-VSX: xsmsubmdp
+; CHECK-VSX-NEXT: blr
+}
+
+define double @test_FMSUB2(double %A, double %B, double %C, double %D) {
+       %E = fmul double %A, %B         ; <double> [#uses=2]
+       %F = fadd double %E, %C         ; <double> [#uses=1]
+       %G = fsub double %E, %D         ; <double> [#uses=1]
+       %H = call double @dummy2(double %F, double %G)      ; <double> [#uses=1]
+       ret double %H
+; CHECK-LABEL: test_FMSUB2:
+; CHECK: fmadd
+; CHECK-NEXT: fmsub
+
+; CHECK-VSX-LABEL: test_FMSUB2:
+; CHECK-VSX: xsmaddadp
+; CHECK-VSX-NEXT: xsmsubmdp
 }
 
 define double @test_FNMADD1(double %A, double %B, double %C) {
@@ -24,6 +64,13 @@ define double @test_FNMADD1(double %A, double %B, double %C) {
        %E = fadd double %D, %C         ; <double> [#uses=1]
        %F = fsub double -0.000000e+00, %E              ; <double> [#uses=1]
        ret double %F
+; CHECK-LABEL: test_FNMADD1:
+; CHECK: fnmadd
+; CHECK-NEXT: blr
+
+; CHECK-VSX-LABEL: test_FNMADD1:
+; CHECK-VSX: xsnmaddmdp
+; CHECK-VSX-NEXT: blr
 }
 
 define double @test_FNMADD2(double %A, double %B, double %C) {
@@ -31,12 +78,25 @@ define double @test_FNMADD2(double %A, double %B, double %C) {
        %E = fadd double %C, %D         ; <double> [#uses=1]
        %F = fsub double -0.000000e+00, %E              ; <double> [#uses=1]
        ret double %F
+; CHECK-LABEL: test_FNMADD2:
+; CHECK: fnmadd
+; CHECK-NEXT: blr
+
+; CHECK-VSX-LABEL: test_FNMADD2:
+; CHECK-VSX: xsnmaddmdp
+; CHECK-VSX-NEXT: blr
 }
 
 define double @test_FNMSUB1(double %A, double %B, double %C) {
        %D = fmul double %A, %B         ; <double> [#uses=1]
        %E = fsub double %C, %D         ; <double> [#uses=1]
        ret double %E
+; CHECK-LABEL: test_FNMSUB1:
+; CHECK: fnmsub
+; CHECK-NEXT: blr
+
+; CHECK-VSX-LABEL: test_FNMSUB1:
+; CHECK-VSX: xsnmsubmdp
 }
 
 define double @test_FNMSUB2(double %A, double %B, double %C) {
@@ -44,6 +104,13 @@ define double @test_FNMSUB2(double %A, double %B, double %C) {
        %E = fsub double %D, %C         ; <double> [#uses=1]
        %F = fsub double -0.000000e+00, %E              ; <double> [#uses=1]
        ret double %F
+; CHECK-LABEL: test_FNMSUB2:
+; CHECK: fnmsub
+; CHECK-NEXT: blr
+
+; CHECK-VSX-LABEL: test_FNMSUB2:
+; CHECK-VSX: xsnmsubmdp
+; CHECK-VSX-NEXT: blr
 }
 
 define float @test_FNMSUBS(float %A, float %B, float %C) {
@@ -51,4 +118,11 @@ define float @test_FNMSUBS(float %A, float %B, float %C) {
        %E = fsub float %D, %C          ; <float> [#uses=1]
        %F = fsub float -0.000000e+00, %E               ; <float> [#uses=1]
        ret float %F
+; CHECK-LABEL: test_FNMSUBS:
+; CHECK: fnmsubs
+; CHECK-NEXT: blr
+
+; CHECK-VSX-LABEL: test_FNMSUBS:
+; CHECK-VSX: fnmsubs
+; CHECK-VSX-NEXT: blr
 }