diff options
Diffstat (limited to 'test/CodeGen/X86/vshift-6.ll')
| -rw-r--r-- | test/CodeGen/X86/vshift-6.ll | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/test/CodeGen/X86/vshift-6.ll b/test/CodeGen/X86/vshift-6.ll deleted file mode 100644 index 36d428cb9cf4..000000000000 --- a/test/CodeGen/X86/vshift-6.ll +++ /dev/null @@ -1,105 +0,0 @@ -; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py -; RUN: llc < %s -mtriple=i686-unknown -mattr=+sse2 | FileCheck %s --check-prefix=CHECK --check-prefix=X32 -; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse2 | FileCheck %s --check-prefix=CHECK --check-prefix=X64 - -; This test makes sure that the compiler does not crash with an -; assertion failure when trying to fold a vector shift left -; by immediate count if the type of the input vector is different -; to the result type. -; -; This happens for example when lowering a shift left of a MVT::v16i8 vector. -; This is custom lowered into the following sequence: -; count << 5 -; A = VSHLI(MVT::v8i16, r & (char16)15, 4) -; B = BITCAST MVT::v16i8, A -; VSELECT(r, B, count); -; count += count -; C = VSHLI(MVT::v8i16, r & (char16)63, 2) -; D = BITCAST MVT::v16i8, C -; r = VSELECT(r, C, count); -; count += count -; VSELECT(r, r+r, count); -; count = count << 5; -; -; Where 'r' is a vector of type MVT::v16i8, and -; 'count' is the vector shift count. - -define <16 x i8> @do_not_crash(i8*, i32*, i64*, i32, i64, i8) { -; X32-LABEL: do_not_crash: -; X32: # BB#0: # %entry -; X32-NEXT: movl {{[0-9]+}}(%esp), %eax -; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx -; X32-NEXT: movb %al, (%ecx) -; X32-NEXT: movd %eax, %xmm0 -; X32-NEXT: psllq $56, %xmm0 -; X32-NEXT: movdqa {{.*#+}} xmm2 = [255,255,255,255,255,255,255,0,255,255,255,255,255,255,255,255] -; X32-NEXT: movdqa %xmm2, %xmm1 -; X32-NEXT: pandn %xmm0, %xmm1 -; X32-NEXT: por %xmm2, %xmm1 -; X32-NEXT: pcmpeqd %xmm2, %xmm2 -; X32-NEXT: psllw $5, %xmm1 -; X32-NEXT: pxor %xmm3, %xmm3 -; X32-NEXT: pxor %xmm0, %xmm0 -; X32-NEXT: pcmpgtb %xmm1, %xmm0 -; X32-NEXT: pxor %xmm0, %xmm2 -; X32-NEXT: pand {{\.LCPI.*}}, %xmm0 -; X32-NEXT: por %xmm2, %xmm0 -; X32-NEXT: paddb %xmm1, %xmm1 -; X32-NEXT: pxor %xmm2, %xmm2 -; X32-NEXT: pcmpgtb %xmm1, %xmm2 -; X32-NEXT: movdqa %xmm2, %xmm4 -; X32-NEXT: pandn %xmm0, %xmm4 -; X32-NEXT: psllw $2, %xmm0 -; X32-NEXT: pand {{\.LCPI.*}}, %xmm0 -; X32-NEXT: pand %xmm2, %xmm0 -; X32-NEXT: por %xmm4, %xmm0 -; X32-NEXT: paddb %xmm1, %xmm1 -; X32-NEXT: pcmpgtb %xmm1, %xmm3 -; X32-NEXT: movdqa %xmm3, %xmm1 -; X32-NEXT: pandn %xmm0, %xmm1 -; X32-NEXT: paddb %xmm0, %xmm0 -; X32-NEXT: pand %xmm3, %xmm0 -; X32-NEXT: por %xmm1, %xmm0 -; X32-NEXT: retl -; -; X64-LABEL: do_not_crash: -; X64: # BB#0: # %entry -; X64-NEXT: movb %r9b, (%rdi) -; X64-NEXT: movd %r9d, %xmm0 -; X64-NEXT: psllq $56, %xmm0 -; X64-NEXT: movdqa {{.*#+}} xmm2 = [255,255,255,255,255,255,255,0,255,255,255,255,255,255,255,255] -; X64-NEXT: movdqa %xmm2, %xmm1 -; X64-NEXT: pandn %xmm0, %xmm1 -; X64-NEXT: por %xmm2, %xmm1 -; X64-NEXT: pcmpeqd %xmm2, %xmm2 -; X64-NEXT: psllw $5, %xmm1 -; X64-NEXT: pxor %xmm3, %xmm3 -; X64-NEXT: pxor %xmm0, %xmm0 -; X64-NEXT: pcmpgtb %xmm1, %xmm0 -; X64-NEXT: pxor %xmm0, %xmm2 -; X64-NEXT: pand {{.*}}(%rip), %xmm0 -; X64-NEXT: por %xmm2, %xmm0 -; X64-NEXT: paddb %xmm1, %xmm1 -; X64-NEXT: pxor %xmm2, %xmm2 -; X64-NEXT: pcmpgtb %xmm1, %xmm2 -; X64-NEXT: movdqa %xmm2, %xmm4 -; X64-NEXT: pandn %xmm0, %xmm4 -; X64-NEXT: psllw $2, %xmm0 -; X64-NEXT: pand {{.*}}(%rip), %xmm0 -; X64-NEXT: pand %xmm2, %xmm0 -; X64-NEXT: por %xmm4, %xmm0 -; X64-NEXT: paddb %xmm1, %xmm1 -; X64-NEXT: pcmpgtb %xmm1, %xmm3 -; X64-NEXT: movdqa %xmm3, %xmm1 -; X64-NEXT: pandn %xmm0, %xmm1 -; X64-NEXT: paddb %xmm0, %xmm0 -; X64-NEXT: pand %xmm3, %xmm0 -; X64-NEXT: por %xmm1, %xmm0 -; X64-NEXT: retq -entry: - store i8 %5, i8* %0 - %L5 = load i8, i8* %0 - %I8 = insertelement <16 x i8> <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>, i8 %L5, i32 7 - %B51 = shl <16 x i8> <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>, %I8 - ret <16 x i8> %B51 -} |
