[X86][AVX] Add broadcast(v4f64 hadd) test

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@363252 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/haddsub-shuf.ll b/test/CodeGen/X86/haddsub-shuf.ll
index 0787269072b28434951aae6605b19d7e745cef0d..d35481161b96de0b191f2343ded3b2d4859bd1d3 100644 (file)
--- a/test/CodeGen/X86/haddsub-shuf.ll
+++ b/test/CodeGen/X86/haddsub-shuf.ll
@@ -263,6 +263,60 @@ define <4 x double> @hadd_v4f64_scalar_splat(<4 x double> %a) {
   ret <4 x double> %shuf
 }
 
+define <4 x double> @hadd_v4f64_scalar_broadcast(<4 x double> %a) {
+; SSSE3_SLOW-LABEL: hadd_v4f64_scalar_broadcast:
+; SSSE3_SLOW:       # %bb.0:
+; SSSE3_SLOW-NEXT:    movapd %xmm0, %xmm1
+; SSSE3_SLOW-NEXT:    unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
+; SSSE3_SLOW-NEXT:    addsd %xmm0, %xmm1
+; SSSE3_SLOW-NEXT:    movddup {{.*#+}} xmm0 = xmm1[0,0]
+; SSSE3_SLOW-NEXT:    movapd %xmm0, %xmm1
+; SSSE3_SLOW-NEXT:    retq
+;
+; SSSE3_FAST-LABEL: hadd_v4f64_scalar_broadcast:
+; SSSE3_FAST:       # %bb.0:
+; SSSE3_FAST-NEXT:    haddpd %xmm0, %xmm0
+; SSSE3_FAST-NEXT:    movapd %xmm0, %xmm1
+; SSSE3_FAST-NEXT:    retq
+;
+; AVX1_SLOW-LABEL: hadd_v4f64_scalar_broadcast:
+; AVX1_SLOW:       # %bb.0:
+; AVX1_SLOW-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
+; AVX1_SLOW-NEXT:    vaddsd %xmm1, %xmm0, %xmm0
+; AVX1_SLOW-NEXT:    vmovddup {{.*#+}} xmm0 = xmm0[0,0]
+; AVX1_SLOW-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
+; AVX1_SLOW-NEXT:    retq
+;
+; AVX1_FAST-LABEL: hadd_v4f64_scalar_broadcast:
+; AVX1_FAST:       # %bb.0:
+; AVX1_FAST-NEXT:    vhaddpd %xmm0, %xmm0, %xmm0
+; AVX1_FAST-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
+; AVX1_FAST-NEXT:    retq
+;
+; AVX2_SLOW-LABEL: hadd_v4f64_scalar_broadcast:
+; AVX2_SLOW:       # %bb.0:
+; AVX2_SLOW-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
+; AVX2_SLOW-NEXT:    vaddsd %xmm1, %xmm0, %xmm0
+; AVX2_SLOW-NEXT:    vbroadcastsd %xmm0, %ymm0
+; AVX2_SLOW-NEXT:    retq
+;
+; AVX2_FAST-LABEL: hadd_v4f64_scalar_broadcast:
+; AVX2_FAST:       # %bb.0:
+; AVX2_FAST-NEXT:    vhaddpd %xmm0, %xmm0, %xmm0
+; AVX2_FAST-NEXT:    vbroadcastsd %xmm0, %ymm0
+; AVX2_FAST-NEXT:    retq
+  %a0 = extractelement <4 x double> %a, i32 0
+  %a1 = extractelement <4 x double> %a, i32 1
+  %hop0 = fadd double %a0, %a1
+  %a2 = extractelement <4 x double> %a, i32 2
+  %a3 = extractelement <4 x double> %a, i32 3
+  %hop1 = fadd double %a2, %a3
+  %ins = insertelement <4 x double> undef, double %hop0, i32 0
+  %ins2 = insertelement <4 x double> %ins,  double %hop1, i32 2
+  %shuf = shufflevector <4 x double> %ins2, <4 x double> undef, <4 x i32> <i32 0, i32 0, i32 0, i32 0>
+  ret <4 x double> %shuf
+}
+
 define <4 x double> @hadd_v4f64(<4 x double> %a) {
 ; SSSE3_SLOW-LABEL: hadd_v4f64:
 ; SSSE3_SLOW:       # %bb.0: