forked from OSchip/llvm-project
425 lines
14 KiB
LLVM
425 lines
14 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=SSE2
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=SSE41
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX1
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define float @trunc_unsigned_f32(float %x) #0 {
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; SSE2-LABEL: trunc_unsigned_f32:
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; SSE2: # %bb.0:
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; SSE2-NEXT: cvttss2si %xmm0, %rax
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; SSE2-NEXT: movl %eax, %eax
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; SSE2-NEXT: xorps %xmm0, %xmm0
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; SSE2-NEXT: cvtsi2ssq %rax, %xmm0
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: trunc_unsigned_f32:
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; SSE41: # %bb.0:
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; SSE41-NEXT: roundss $11, %xmm0, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX1-LABEL: trunc_unsigned_f32:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vroundss $11, %xmm0, %xmm0, %xmm0
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; AVX1-NEXT: retq
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%i = fptoui float %x to i32
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%r = uitofp i32 %i to float
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ret float %r
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}
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define double @trunc_unsigned_f64(double %x) #0 {
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; SSE2-LABEL: trunc_unsigned_f64:
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; SSE2: # %bb.0:
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; SSE2-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
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; SSE2-NEXT: movapd %xmm0, %xmm2
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; SSE2-NEXT: subsd %xmm1, %xmm2
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; SSE2-NEXT: cvttsd2si %xmm2, %rax
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; SSE2-NEXT: movabsq $-9223372036854775808, %rcx # imm = 0x8000000000000000
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; SSE2-NEXT: xorq %rax, %rcx
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; SSE2-NEXT: cvttsd2si %xmm0, %rax
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; SSE2-NEXT: ucomisd %xmm1, %xmm0
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; SSE2-NEXT: cmovaeq %rcx, %rax
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; SSE2-NEXT: movq %rax, %xmm1
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; SSE2-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],mem[0],xmm1[1],mem[1]
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; SSE2-NEXT: subpd {{.*}}(%rip), %xmm1
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; SSE2-NEXT: movapd %xmm1, %xmm0
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
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; SSE2-NEXT: addpd %xmm1, %xmm0
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: trunc_unsigned_f64:
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; SSE41: # %bb.0:
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; SSE41-NEXT: roundsd $11, %xmm0, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX1-LABEL: trunc_unsigned_f64:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vroundsd $11, %xmm0, %xmm0, %xmm0
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; AVX1-NEXT: retq
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%i = fptoui double %x to i64
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%r = uitofp i64 %i to double
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ret double %r
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}
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define <4 x float> @trunc_unsigned_v4f32(<4 x float> %x) #0 {
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; SSE2-LABEL: trunc_unsigned_v4f32:
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; SSE2: # %bb.0:
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; SSE2-NEXT: movaps %xmm0, %xmm1
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; SSE2-NEXT: shufps {{.*#+}} xmm1 = xmm1[3,1],xmm0[2,3]
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; SSE2-NEXT: cvttss2si %xmm1, %rax
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; SSE2-NEXT: movd %eax, %xmm1
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; SSE2-NEXT: movaps %xmm0, %xmm2
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm2 = xmm2[1],xmm0[1]
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; SSE2-NEXT: cvttss2si %xmm2, %rax
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; SSE2-NEXT: movd %eax, %xmm2
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; SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
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; SSE2-NEXT: cvttss2si %xmm0, %rax
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; SSE2-NEXT: movd %eax, %xmm1
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; SSE2-NEXT: shufps {{.*#+}} xmm0 = xmm0[1,1,2,3]
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; SSE2-NEXT: cvttss2si %xmm0, %rax
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; SSE2-NEXT: movd %eax, %xmm0
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; SSE2-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
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; SSE2-NEXT: punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
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; SSE2-NEXT: movdqa {{.*#+}} xmm0 = [65535,65535,65535,65535]
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; SSE2-NEXT: pand %xmm1, %xmm0
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; SSE2-NEXT: por {{.*}}(%rip), %xmm0
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; SSE2-NEXT: psrld $16, %xmm1
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; SSE2-NEXT: por {{.*}}(%rip), %xmm1
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; SSE2-NEXT: addps {{.*}}(%rip), %xmm1
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; SSE2-NEXT: addps %xmm0, %xmm1
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; SSE2-NEXT: movaps %xmm1, %xmm0
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: trunc_unsigned_v4f32:
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; SSE41: # %bb.0:
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; SSE41-NEXT: roundps $11, %xmm0, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX1-LABEL: trunc_unsigned_v4f32:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vroundps $11, %xmm0, %xmm0
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; AVX1-NEXT: retq
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%i = fptoui <4 x float> %x to <4 x i32>
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%r = uitofp <4 x i32> %i to <4 x float>
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ret <4 x float> %r
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}
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define <2 x double> @trunc_unsigned_v2f64(<2 x double> %x) #0 {
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; SSE2-LABEL: trunc_unsigned_v2f64:
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; SSE2: # %bb.0:
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; SSE2-NEXT: movapd %xmm0, %xmm1
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
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; SSE2-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
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; SSE2-NEXT: movapd %xmm1, %xmm3
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; SSE2-NEXT: subsd %xmm2, %xmm3
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; SSE2-NEXT: cvttsd2si %xmm3, %rax
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; SSE2-NEXT: movabsq $-9223372036854775808, %rcx # imm = 0x8000000000000000
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; SSE2-NEXT: xorq %rcx, %rax
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; SSE2-NEXT: cvttsd2si %xmm1, %rdx
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; SSE2-NEXT: ucomisd %xmm2, %xmm1
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; SSE2-NEXT: cmovaeq %rax, %rdx
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; SSE2-NEXT: movapd %xmm0, %xmm1
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; SSE2-NEXT: subsd %xmm2, %xmm1
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; SSE2-NEXT: cvttsd2si %xmm1, %rax
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; SSE2-NEXT: xorq %rcx, %rax
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; SSE2-NEXT: cvttsd2si %xmm0, %rcx
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; SSE2-NEXT: ucomisd %xmm2, %xmm0
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; SSE2-NEXT: cmovaeq %rax, %rcx
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; SSE2-NEXT: movq %rcx, %xmm1
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; SSE2-NEXT: movdqa {{.*#+}} xmm2 = [1127219200,1160773632,0,0]
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; SSE2-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
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; SSE2-NEXT: movapd {{.*#+}} xmm3 = [4.503600e+15,1.934281e+25]
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; SSE2-NEXT: subpd %xmm3, %xmm1
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; SSE2-NEXT: movapd %xmm1, %xmm0
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
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; SSE2-NEXT: addpd %xmm1, %xmm0
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; SSE2-NEXT: movq %rdx, %xmm1
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; SSE2-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
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; SSE2-NEXT: subpd %xmm3, %xmm1
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; SSE2-NEXT: movapd %xmm1, %xmm2
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm2 = xmm2[1],xmm1[1]
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; SSE2-NEXT: addpd %xmm1, %xmm2
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; SSE2-NEXT: unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm2[0]
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: trunc_unsigned_v2f64:
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; SSE41: # %bb.0:
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; SSE41-NEXT: roundpd $11, %xmm0, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX1-LABEL: trunc_unsigned_v2f64:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vroundpd $11, %xmm0, %xmm0
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; AVX1-NEXT: retq
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%i = fptoui <2 x double> %x to <2 x i64>
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%r = uitofp <2 x i64> %i to <2 x double>
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ret <2 x double> %r
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}
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define <4 x double> @trunc_unsigned_v4f64(<4 x double> %x) #0 {
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; SSE2-LABEL: trunc_unsigned_v4f64:
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; SSE2: # %bb.0:
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; SSE2-NEXT: movapd %xmm1, %xmm3
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm3 = xmm3[1],xmm1[1]
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; SSE2-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
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; SSE2-NEXT: movapd %xmm3, %xmm4
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; SSE2-NEXT: subsd %xmm2, %xmm4
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; SSE2-NEXT: cvttsd2si %xmm4, %rcx
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; SSE2-NEXT: movabsq $-9223372036854775808, %rdx # imm = 0x8000000000000000
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; SSE2-NEXT: xorq %rdx, %rcx
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; SSE2-NEXT: cvttsd2si %xmm3, %rax
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; SSE2-NEXT: ucomisd %xmm2, %xmm3
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; SSE2-NEXT: cmovaeq %rcx, %rax
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; SSE2-NEXT: movapd %xmm1, %xmm3
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; SSE2-NEXT: subsd %xmm2, %xmm3
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; SSE2-NEXT: cvttsd2si %xmm3, %rsi
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; SSE2-NEXT: xorq %rdx, %rsi
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; SSE2-NEXT: cvttsd2si %xmm1, %rcx
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; SSE2-NEXT: ucomisd %xmm2, %xmm1
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; SSE2-NEXT: cmovaeq %rsi, %rcx
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; SSE2-NEXT: movapd %xmm0, %xmm1
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
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; SSE2-NEXT: movapd %xmm1, %xmm3
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; SSE2-NEXT: subsd %xmm2, %xmm3
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; SSE2-NEXT: cvttsd2si %xmm3, %rsi
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; SSE2-NEXT: xorq %rdx, %rsi
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; SSE2-NEXT: cvttsd2si %xmm1, %rdi
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; SSE2-NEXT: ucomisd %xmm2, %xmm1
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; SSE2-NEXT: cmovaeq %rsi, %rdi
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; SSE2-NEXT: movapd %xmm0, %xmm1
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; SSE2-NEXT: subsd %xmm2, %xmm1
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; SSE2-NEXT: cvttsd2si %xmm1, %rsi
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; SSE2-NEXT: xorq %rdx, %rsi
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; SSE2-NEXT: cvttsd2si %xmm0, %rdx
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; SSE2-NEXT: ucomisd %xmm2, %xmm0
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; SSE2-NEXT: cmovaeq %rsi, %rdx
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; SSE2-NEXT: movq %rdx, %xmm1
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; SSE2-NEXT: movdqa {{.*#+}} xmm2 = [1127219200,1160773632,0,0]
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; SSE2-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
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; SSE2-NEXT: movapd {{.*#+}} xmm3 = [4.503600e+15,1.934281e+25]
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; SSE2-NEXT: subpd %xmm3, %xmm1
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; SSE2-NEXT: movapd %xmm1, %xmm0
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
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; SSE2-NEXT: addpd %xmm1, %xmm0
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; SSE2-NEXT: movq %rdi, %xmm1
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; SSE2-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
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; SSE2-NEXT: subpd %xmm3, %xmm1
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; SSE2-NEXT: movapd %xmm1, %xmm4
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm1[1]
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; SSE2-NEXT: addpd %xmm1, %xmm4
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; SSE2-NEXT: unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm4[0]
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; SSE2-NEXT: movq %rcx, %xmm4
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; SSE2-NEXT: punpckldq {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1]
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; SSE2-NEXT: subpd %xmm3, %xmm4
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; SSE2-NEXT: movapd %xmm4, %xmm1
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm4[1]
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; SSE2-NEXT: addpd %xmm4, %xmm1
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; SSE2-NEXT: movq %rax, %xmm4
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; SSE2-NEXT: punpckldq {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1]
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; SSE2-NEXT: subpd %xmm3, %xmm4
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; SSE2-NEXT: movapd %xmm4, %xmm2
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; SSE2-NEXT: unpckhpd {{.*#+}} xmm2 = xmm2[1],xmm4[1]
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; SSE2-NEXT: addpd %xmm4, %xmm2
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; SSE2-NEXT: unpcklpd {{.*#+}} xmm1 = xmm1[0],xmm2[0]
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: trunc_unsigned_v4f64:
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; SSE41: # %bb.0:
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; SSE41-NEXT: roundpd $11, %xmm0, %xmm0
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; SSE41-NEXT: roundpd $11, %xmm1, %xmm1
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; SSE41-NEXT: retq
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;
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; AVX1-LABEL: trunc_unsigned_v4f64:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vroundpd $11, %ymm0, %ymm0
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; AVX1-NEXT: retq
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%i = fptoui <4 x double> %x to <4 x i64>
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%r = uitofp <4 x i64> %i to <4 x double>
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ret <4 x double> %r
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}
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define float @trunc_signed_f32(float %x) #0 {
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; SSE2-LABEL: trunc_signed_f32:
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; SSE2: # %bb.0:
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; SSE2-NEXT: cvttss2si %xmm0, %eax
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; SSE2-NEXT: xorps %xmm0, %xmm0
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; SSE2-NEXT: cvtsi2ssl %eax, %xmm0
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: trunc_signed_f32:
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; SSE41: # %bb.0:
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; SSE41-NEXT: roundss $11, %xmm0, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX1-LABEL: trunc_signed_f32:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vroundss $11, %xmm0, %xmm0, %xmm0
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; AVX1-NEXT: retq
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%i = fptosi float %x to i32
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%r = sitofp i32 %i to float
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ret float %r
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}
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define double @trunc_signed_f64(double %x) #0 {
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; SSE2-LABEL: trunc_signed_f64:
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; SSE2: # %bb.0:
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; SSE2-NEXT: cvttsd2si %xmm0, %rax
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; SSE2-NEXT: xorps %xmm0, %xmm0
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; SSE2-NEXT: cvtsi2sdq %rax, %xmm0
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: trunc_signed_f64:
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; SSE41: # %bb.0:
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; SSE41-NEXT: roundsd $11, %xmm0, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX1-LABEL: trunc_signed_f64:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vroundsd $11, %xmm0, %xmm0, %xmm0
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; AVX1-NEXT: retq
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%i = fptosi double %x to i64
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%r = sitofp i64 %i to double
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ret double %r
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}
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define <4 x float> @trunc_signed_v4f32(<4 x float> %x) #0 {
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; SSE2-LABEL: trunc_signed_v4f32:
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; SSE2: # %bb.0:
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; SSE2-NEXT: cvttps2dq %xmm0, %xmm0
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; SSE2-NEXT: cvtdq2ps %xmm0, %xmm0
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: trunc_signed_v4f32:
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; SSE41: # %bb.0:
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; SSE41-NEXT: roundps $11, %xmm0, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX1-LABEL: trunc_signed_v4f32:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vroundps $11, %xmm0, %xmm0
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; AVX1-NEXT: retq
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%i = fptosi <4 x float> %x to <4 x i32>
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%r = sitofp <4 x i32> %i to <4 x float>
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ret <4 x float> %r
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}
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define <2 x double> @trunc_signed_v2f64(<2 x double> %x) #0 {
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; SSE2-LABEL: trunc_signed_v2f64:
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; SSE2: # %bb.0:
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; SSE2-NEXT: cvttsd2si %xmm0, %rax
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; SSE2-NEXT: movhlps {{.*#+}} xmm0 = xmm0[1,1]
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; SSE2-NEXT: cvttsd2si %xmm0, %rcx
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; SSE2-NEXT: xorps %xmm0, %xmm0
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; SSE2-NEXT: cvtsi2sdq %rax, %xmm0
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; SSE2-NEXT: cvtsi2sdq %rcx, %xmm1
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; SSE2-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: trunc_signed_v2f64:
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; SSE41: # %bb.0:
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; SSE41-NEXT: roundpd $11, %xmm0, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX1-LABEL: trunc_signed_v2f64:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vroundpd $11, %xmm0, %xmm0
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; AVX1-NEXT: retq
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%i = fptosi <2 x double> %x to <2 x i64>
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%r = sitofp <2 x i64> %i to <2 x double>
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ret <2 x double> %r
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}
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define <4 x double> @trunc_signed_v4f64(<4 x double> %x) #0 {
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; SSE2-LABEL: trunc_signed_v4f64:
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; SSE2: # %bb.0:
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; SSE2-NEXT: cvttsd2si %xmm1, %rax
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; SSE2-NEXT: movhlps {{.*#+}} xmm1 = xmm1[1,1]
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; SSE2-NEXT: cvttsd2si %xmm1, %rcx
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; SSE2-NEXT: cvttsd2si %xmm0, %rdx
|
|
; SSE2-NEXT: movhlps {{.*#+}} xmm0 = xmm0[1,1]
|
|
; SSE2-NEXT: cvttsd2si %xmm0, %rsi
|
|
; SSE2-NEXT: xorps %xmm0, %xmm0
|
|
; SSE2-NEXT: cvtsi2sdq %rdx, %xmm0
|
|
; SSE2-NEXT: xorps %xmm1, %xmm1
|
|
; SSE2-NEXT: cvtsi2sdq %rsi, %xmm1
|
|
; SSE2-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
|
|
; SSE2-NEXT: xorps %xmm1, %xmm1
|
|
; SSE2-NEXT: cvtsi2sdq %rax, %xmm1
|
|
; SSE2-NEXT: cvtsi2sdq %rcx, %xmm2
|
|
; SSE2-NEXT: movlhps {{.*#+}} xmm1 = xmm1[0],xmm2[0]
|
|
; SSE2-NEXT: retq
|
|
;
|
|
; SSE41-LABEL: trunc_signed_v4f64:
|
|
; SSE41: # %bb.0:
|
|
; SSE41-NEXT: roundpd $11, %xmm0, %xmm0
|
|
; SSE41-NEXT: roundpd $11, %xmm1, %xmm1
|
|
; SSE41-NEXT: retq
|
|
;
|
|
; AVX1-LABEL: trunc_signed_v4f64:
|
|
; AVX1: # %bb.0:
|
|
; AVX1-NEXT: vroundpd $11, %ymm0, %ymm0
|
|
; AVX1-NEXT: retq
|
|
%i = fptosi <4 x double> %x to <4 x i64>
|
|
%r = sitofp <4 x i64> %i to <4 x double>
|
|
ret <4 x double> %r
|
|
}
|
|
|
|
; The fold may be guarded to allow existing code to continue
|
|
; working based on its assumptions of float->int overflow.
|
|
|
|
define float @trunc_unsigned_f32_disable_via_attr(float %x) #1 {
|
|
; SSE2-LABEL: trunc_unsigned_f32_disable_via_attr:
|
|
; SSE2: # %bb.0:
|
|
; SSE2-NEXT: cvttss2si %xmm0, %rax
|
|
; SSE2-NEXT: movl %eax, %eax
|
|
; SSE2-NEXT: xorps %xmm0, %xmm0
|
|
; SSE2-NEXT: cvtsi2ssq %rax, %xmm0
|
|
; SSE2-NEXT: retq
|
|
;
|
|
; SSE41-LABEL: trunc_unsigned_f32_disable_via_attr:
|
|
; SSE41: # %bb.0:
|
|
; SSE41-NEXT: cvttss2si %xmm0, %rax
|
|
; SSE41-NEXT: movl %eax, %eax
|
|
; SSE41-NEXT: xorps %xmm0, %xmm0
|
|
; SSE41-NEXT: cvtsi2ssq %rax, %xmm0
|
|
; SSE41-NEXT: retq
|
|
;
|
|
; AVX1-LABEL: trunc_unsigned_f32_disable_via_attr:
|
|
; AVX1: # %bb.0:
|
|
; AVX1-NEXT: vcvttss2si %xmm0, %rax
|
|
; AVX1-NEXT: movl %eax, %eax
|
|
; AVX1-NEXT: vcvtsi2ssq %rax, %xmm1, %xmm0
|
|
; AVX1-NEXT: retq
|
|
%i = fptoui float %x to i32
|
|
%r = uitofp i32 %i to float
|
|
ret float %r
|
|
}
|
|
|
|
define double @trunc_signed_f64_disable_via_attr(double %x) #1 {
|
|
; SSE2-LABEL: trunc_signed_f64_disable_via_attr:
|
|
; SSE2: # %bb.0:
|
|
; SSE2-NEXT: cvttsd2si %xmm0, %rax
|
|
; SSE2-NEXT: xorps %xmm0, %xmm0
|
|
; SSE2-NEXT: cvtsi2sdq %rax, %xmm0
|
|
; SSE2-NEXT: retq
|
|
;
|
|
; SSE41-LABEL: trunc_signed_f64_disable_via_attr:
|
|
; SSE41: # %bb.0:
|
|
; SSE41-NEXT: cvttsd2si %xmm0, %rax
|
|
; SSE41-NEXT: xorps %xmm0, %xmm0
|
|
; SSE41-NEXT: cvtsi2sdq %rax, %xmm0
|
|
; SSE41-NEXT: retq
|
|
;
|
|
; AVX1-LABEL: trunc_signed_f64_disable_via_attr:
|
|
; AVX1: # %bb.0:
|
|
; AVX1-NEXT: vcvttsd2si %xmm0, %rax
|
|
; AVX1-NEXT: vcvtsi2sdq %rax, %xmm1, %xmm0
|
|
; AVX1-NEXT: retq
|
|
%i = fptosi double %x to i64
|
|
%r = sitofp i64 %i to double
|
|
ret double %r
|
|
}
|
|
|
|
attributes #0 = { nounwind "no-signed-zeros-fp-math"="true" }
|
|
attributes #1 = { nounwind "no-signed-zeros-fp-math"="true" "strict-float-cast-overflow"="false" }
|
|
|