[llvm] [X86] Add test coverage for #157382 (PR #157411)

[Simon Pilgrim via llvm-commits]

https://github.com/RKSimon created https://github.com/llvm/llvm-project/pull/157411

None

>From 550a681570597b72b2409c216e2fd8a6fbfb2c8c Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev at redking.me.uk>
Date: Mon, 8 Sep 2025 10:52:25 +0100
Subject: [PATCH] [X86] Add test coverage for #157382

---
 .../X86/bitcast-int-to-vector-bool-sext.ll    | 110 ++++++++++++++++++
 1 file changed, 110 insertions(+)

diff --git a/llvm/test/CodeGen/X86/bitcast-int-to-vector-bool-sext.ll b/llvm/test/CodeGen/X86/bitcast-int-to-vector-bool-sext.ll
index 423f2c49e70e5..9e1686e19ce1b 100644
--- a/llvm/test/CodeGen/X86/bitcast-int-to-vector-bool-sext.ll
+++ b/llvm/test/CodeGen/X86/bitcast-int-to-vector-bool-sext.ll
@@ -654,3 +654,113 @@ define <64 x i8> @ext_i64_64i8(i64 %a0) {
   %2 = sext <64 x i1> %1 to <64 x i8>
   ret <64 x i8> %2
 }
+
+define <8 x i32> @PR157382(ptr %p0, ptr %p1, ptr %p2) {
+; SSE2-SSSE3-LABEL: PR157382:
+; SSE2-SSSE3:       # %bb.0:
+; SSE2-SSSE3-NEXT:    movdqu (%rdi), %xmm3
+; SSE2-SSSE3-NEXT:    movdqu 16(%rdi), %xmm2
+; SSE2-SSSE3-NEXT:    movdqu (%rsi), %xmm0
+; SSE2-SSSE3-NEXT:    movdqu 16(%rsi), %xmm4
+; SSE2-SSSE3-NEXT:    movq {{.*#+}} xmm1 = mem[0],zero
+; SSE2-SSSE3-NEXT:    pxor %xmm5, %xmm5
+; SSE2-SSSE3-NEXT:    pxor %xmm6, %xmm6
+; SSE2-SSSE3-NEXT:    pcmpgtd %xmm3, %xmm6
+; SSE2-SSSE3-NEXT:    pcmpeqd %xmm7, %xmm7
+; SSE2-SSSE3-NEXT:    pxor %xmm7, %xmm6
+; SSE2-SSSE3-NEXT:    pxor %xmm8, %xmm8
+; SSE2-SSSE3-NEXT:    pcmpgtd %xmm2, %xmm8
+; SSE2-SSSE3-NEXT:    pxor %xmm7, %xmm8
+; SSE2-SSSE3-NEXT:    pcmpgtd %xmm5, %xmm0
+; SSE2-SSSE3-NEXT:    por %xmm6, %xmm0
+; SSE2-SSSE3-NEXT:    pcmpgtd %xmm5, %xmm4
+; SSE2-SSSE3-NEXT:    por %xmm8, %xmm4
+; SSE2-SSSE3-NEXT:    packssdw %xmm4, %xmm0
+; SSE2-SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; SSE2-SSSE3-NEXT:    pcmpeqb %xmm5, %xmm1
+; SSE2-SSSE3-NEXT:    pxor %xmm7, %xmm1
+; SSE2-SSSE3-NEXT:    por %xmm0, %xmm1
+; SSE2-SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; SSE2-SSSE3-NEXT:    psrad $16, %xmm0
+; SSE2-SSSE3-NEXT:    pand %xmm3, %xmm0
+; SSE2-SSSE3-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4,4,5,5,6,6,7,7]
+; SSE2-SSSE3-NEXT:    pslld $31, %xmm1
+; SSE2-SSSE3-NEXT:    psrad $31, %xmm1
+; SSE2-SSSE3-NEXT:    pand %xmm2, %xmm1
+; SSE2-SSSE3-NEXT:    retq
+;
+; AVX1-LABEL: PR157382:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vmovdqu (%rdi), %ymm0
+; AVX1-NEXT:    vmovq {{.*#+}} xmm1 = mem[0],zero
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpcmpgtd %xmm0, %xmm2, %xmm3
+; AVX1-NEXT:    vpcmpeqd %xmm4, %xmm4, %xmm4
+; AVX1-NEXT:    vpxor %xmm4, %xmm3, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm5
+; AVX1-NEXT:    vpcmpgtd %xmm5, %xmm2, %xmm5
+; AVX1-NEXT:    vpxor %xmm4, %xmm5, %xmm5
+; AVX1-NEXT:    vmovdqu (%rsi), %xmm6
+; AVX1-NEXT:    vmovdqu 16(%rsi), %xmm7
+; AVX1-NEXT:    vpcmpgtd %xmm2, %xmm6, %xmm6
+; AVX1-NEXT:    vpor %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vpcmpgtd %xmm2, %xmm7, %xmm6
+; AVX1-NEXT:    vpor %xmm6, %xmm5, %xmm5
+; AVX1-NEXT:    vpackssdw %xmm5, %xmm3, %xmm3
+; AVX1-NEXT:    vpcmpeqb %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpxor %xmm4, %xmm1, %xmm1
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm1
+; AVX1-NEXT:    vpor %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    vandps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: PR157382:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovdqu (%rdi), %ymm0
+; AVX2-NEXT:    vmovdqu (%rsi), %ymm1
+; AVX2-NEXT:    vmovq {{.*#+}} xmm2 = mem[0],zero
+; AVX2-NEXT:    vpxor %xmm3, %xmm3, %xmm3
+; AVX2-NEXT:    vpcmpgtd %ymm0, %ymm3, %ymm4
+; AVX2-NEXT:    vpcmpeqd %ymm5, %ymm5, %ymm5
+; AVX2-NEXT:    vpxor %ymm5, %ymm4, %ymm4
+; AVX2-NEXT:    vpcmpgtd %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpor %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpxor %xmm3, %xmm3, %xmm3
+; AVX2-NEXT:    vpcmpeqb %xmm3, %xmm2, %xmm2
+; AVX2-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX2-NEXT:    vpxor %xmm3, %xmm2, %xmm2
+; AVX2-NEXT:    vpmovsxbw %xmm2, %xmm2
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
+; AVX2-NEXT:    vpackssdw %xmm3, %xmm1, %xmm1
+; AVX2-NEXT:    vpor %xmm2, %xmm1, %xmm1
+; AVX2-NEXT:    vpmovsxwd %xmm1, %ymm1
+; AVX2-NEXT:    vpand %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: PR157382:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vmovdqu (%rdi), %ymm0
+; AVX512-NEXT:    vmovq {{.*#+}} xmm1 = mem[0],zero
+; AVX512-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX512-NEXT:    vpcmpnltd %ymm2, %ymm0, %k0
+; AVX512-NEXT:    vpcmpltd (%rsi), %ymm2, %k1
+; AVX512-NEXT:    vptestmb %xmm1, %xmm1, %k2
+; AVX512-NEXT:    korw %k1, %k0, %k0
+; AVX512-NEXT:    korw %k2, %k0, %k1
+; AVX512-NEXT:    vmovdqa32 %ymm0, %ymm0 {%k1} {z}
+; AVX512-NEXT:    retq
+  %ld0 = load <8 x i32>, ptr %p0, align 1
+  %ld1 = load <8 x i32>, ptr %p1, align 1
+  %ld2 = load <8 x i8>, ptr %p2, align 1
+  %cmp0 = icmp sge <8 x i32> %ld0, zeroinitializer
+  %cmp1 = icmp sgt <8 x i32> %ld1, zeroinitializer
+  %cmp2 = icmp ne <8 x i8> %ld2, zeroinitializer
+  %cmp01 = or <8 x i1> %cmp0, %cmp1
+  %cmp012 = or <8 x i1> %cmp01, %cmp2
+  %res = select <8 x i1> %cmp012, <8 x i32> %ld0, <8 x i32> zeroinitializer
+  ret <8 x i32> %res
+}