[llvm] 37d9dc4 - [X86] Add test case for Issue #66150

[Simon Pilgrim via llvm-commits]

Author: Simon Pilgrim
Date: 2023-10-27T14:37:19+01:00
New Revision: 37d9dc47931fa6bd722be97f5906641a7e8e6c0e

URL: https://github.com/llvm/llvm-project/commit/37d9dc47931fa6bd722be97f5906641a7e8e6c0e
DIFF: https://github.com/llvm/llvm-project/commit/37d9dc47931fa6bd722be97f5906641a7e8e6c0e.diff

LOG: [X86] Add test case for Issue #66150

Added: 
    

Modified: 
    llvm/test/CodeGen/X86/vector-shuffle-256-v32.ll

Removed: 
    


################################################################################
diff  --git a/llvm/test/CodeGen/X86/vector-shuffle-256-v32.ll b/llvm/test/CodeGen/X86/vector-shuffle-256-v32.ll
index 58401a2e342838d..1e7745a4b8836be 100644
--- a/llvm/test/CodeGen/X86/vector-shuffle-256-v32.ll
+++ b/llvm/test/CodeGen/X86/vector-shuffle-256-v32.ll
@@ -5109,6 +5109,63 @@ define <32 x i8> @PR55066(<32 x i8> %a0) {
   ret <32 x i8> %shuffle
 }
 
+define <4 x i64> @PR66150(ptr %b) {
+; AVX1-LABEL: PR66150:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpunpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[0,0,1,1,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[2,2,3,3,4,5,6,7]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,0,1,1,4,4,5,5]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: PR66150:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,18,18,18,18,18,18,18,18,19,19,19,19,19,19,19,19]
+; AVX2-NEXT:    retq
+;
+; AVX512VLBW-LABEL: PR66150:
+; AVX512VLBW:       # %bb.0:
+; AVX512VLBW-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX512VLBW-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
+; AVX512VLBW-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,18,18,18,18,18,18,18,18,19,19,19,19,19,19,19,19]
+; AVX512VLBW-NEXT:    retq
+;
+; AVX512VLVBMI-LABEL: PR66150:
+; AVX512VLVBMI:       # %bb.0:
+; AVX512VLVBMI-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX512VLVBMI-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3]
+; AVX512VLVBMI-NEXT:    vpermb %ymm0, %ymm1, %ymm0
+; AVX512VLVBMI-NEXT:    retq
+;
+; XOPAVX1-LABEL: PR66150:
+; XOPAVX1:       # %bb.0:
+; XOPAVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; XOPAVX1-NEXT:    vpunpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; XOPAVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[0,0,1,1,4,5,6,7]
+; XOPAVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[2,2,3,3,4,5,6,7]
+; XOPAVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; XOPAVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,0,1,1,4,4,5,5]
+; XOPAVX1-NEXT:    retq
+;
+; XOPAVX2-LABEL: PR66150:
+; XOPAVX2:       # %bb.0:
+; XOPAVX2-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; XOPAVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
+; XOPAVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,18,18,18,18,18,18,18,18,19,19,19,19,19,19,19,19]
+; XOPAVX2-NEXT:    retq
+  %tmp1 = load i32, ptr %b, align 4
+  %tmp2 = insertelement <8 x i32> undef, i32 %tmp1, i64 0
+  %tmp3 = shufflevector <8 x i32> %tmp2, <8 x i32> poison, <8 x i32> <i32 0, i32 poison, i32 poison, i32 poison, i32 0, i32 poison, i32 poison, i32 poison>
+  %tmp4 = bitcast <8 x i32> %tmp3 to <32 x i8>
+  %tmp5 = shufflevector <32 x i8> %tmp4, <32 x i8> poison, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19>
+  %tmp6 = bitcast <32 x i8> %tmp5 to <4 x i64>
+  ret <4 x i64> %tmp6
+}
+
 define <32 x i8> @insert_dup_mem_v32i8_i32(ptr %ptr) {
 ; AVX1-LABEL: insert_dup_mem_v32i8_i32:
 ; AVX1:       # %bb.0: