llvm-project/llvm/test/CodeGen/X86/mmx-cvt.ll

339 lines
11 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+mmx,+sse2 | FileCheck %s --check-prefix=X86
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+mmx,+sse2 | FileCheck %s --check-prefix=X64
; If we are transferring XMM conversion results to MMX registers we could use the MMX equivalents
; (CVTPD2PI/CVTTPD2PI + CVTPS2PI/CVTTPS2PI) without affecting rounding/exceptions etc.
define void @cvt_v2f64_v2i32(<2 x double>, <1 x i64>*) nounwind {
; X86-LABEL: cvt_v2f64_v2i32:
; X86: # BB#0:
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 8(%ebp), %eax
; X86-NEXT: cvtpd2pi %xmm0, %mm0
; X86-NEXT: paddd %mm0, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %ecx
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %edx, 4(%eax)
; X86-NEXT: movl %ecx, (%eax)
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: cvt_v2f64_v2i32:
; X64: # BB#0:
; X64-NEXT: cvtpd2pi %xmm0, %mm0
; X64-NEXT: paddd %mm0, %mm0
; X64-NEXT: movq %mm0, (%rdi)
; X64-NEXT: retq
%3 = tail call <4 x i32> @llvm.x86.sse2.cvtpd2dq(<2 x double> %0)
%4 = bitcast <4 x i32> %3 to <2 x i64>
%5 = extractelement <2 x i64> %4, i32 0
%6 = bitcast i64 %5 to x86_mmx
%7 = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %6, x86_mmx %6)
%8 = bitcast x86_mmx %7 to i64
%9 = insertelement <1 x i64> undef, i64 %8, i32 0
store <1 x i64> %9, <1 x i64>* %1
ret void
}
define void @cvtt_v2f64_v2i32(<2 x double>, <1 x i64>*) nounwind {
; X86-LABEL: cvtt_v2f64_v2i32:
; X86: # BB#0:
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 8(%ebp), %eax
; X86-NEXT: cvttpd2pi %xmm0, %mm0
; X86-NEXT: paddd %mm0, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %ecx
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %edx, 4(%eax)
; X86-NEXT: movl %ecx, (%eax)
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: cvtt_v2f64_v2i32:
; X64: # BB#0:
; X64-NEXT: cvttpd2pi %xmm0, %mm0
; X64-NEXT: paddd %mm0, %mm0
; X64-NEXT: movq %mm0, (%rdi)
; X64-NEXT: retq
%3 = tail call <4 x i32> @llvm.x86.sse2.cvttpd2dq(<2 x double> %0)
%4 = bitcast <4 x i32> %3 to <2 x i64>
%5 = extractelement <2 x i64> %4, i32 0
%6 = bitcast i64 %5 to x86_mmx
%7 = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %6, x86_mmx %6)
%8 = bitcast x86_mmx %7 to i64
%9 = insertelement <1 x i64> undef, i64 %8, i32 0
store <1 x i64> %9, <1 x i64>* %1
ret void
}
define void @fptosi_v2f64_v2i32(<2 x double>, <1 x i64>*) nounwind {
; X86-LABEL: fptosi_v2f64_v2i32:
; X86: # BB#0:
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $16, %esp
; X86-NEXT: movl 8(%ebp), %eax
; X86-NEXT: cvttpd2dq %xmm0, %xmm0
; X86-NEXT: movlpd %xmm0, {{[0-9]+}}(%esp)
; X86-NEXT: movq {{[0-9]+}}(%esp), %mm0
; X86-NEXT: paddd %mm0, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %ecx
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %edx, 4(%eax)
; X86-NEXT: movl %ecx, (%eax)
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: fptosi_v2f64_v2i32:
; X64: # BB#0:
; X64-NEXT: cvttpd2dq %xmm0, %xmm0
; X64-NEXT: movlpd %xmm0, -{{[0-9]+}}(%rsp)
; X64-NEXT: movq -{{[0-9]+}}(%rsp), %mm0
; X64-NEXT: paddd %mm0, %mm0
; X64-NEXT: movq %mm0, (%rdi)
; X64-NEXT: retq
%3 = fptosi <2 x double> %0 to <2 x i32>
%4 = bitcast <2 x i32> %3 to x86_mmx
%5 = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %4, x86_mmx %4)
%6 = bitcast x86_mmx %5 to i64
%7 = insertelement <1 x i64> undef, i64 %6, i32 0
store <1 x i64> %7, <1 x i64>* %1
ret void
}
define void @cvt_v2f32_v2i32(<4 x float>, <1 x i64>*) nounwind {
; X86-LABEL: cvt_v2f32_v2i32:
; X86: # BB#0:
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 8(%ebp), %eax
; X86-NEXT: cvtps2pi %xmm0, %mm0
; X86-NEXT: paddd %mm0, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %ecx
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %edx, 4(%eax)
; X86-NEXT: movl %ecx, (%eax)
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: cvt_v2f32_v2i32:
; X64: # BB#0:
; X64-NEXT: cvtps2pi %xmm0, %mm0
; X64-NEXT: paddd %mm0, %mm0
; X64-NEXT: movq %mm0, (%rdi)
; X64-NEXT: retq
%3 = tail call <4 x i32> @llvm.x86.sse2.cvtps2dq(<4 x float> %0)
%4 = bitcast <4 x i32> %3 to <2 x i64>
%5 = extractelement <2 x i64> %4, i32 0
%6 = bitcast i64 %5 to x86_mmx
%7 = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %6, x86_mmx %6)
%8 = bitcast x86_mmx %7 to i64
%9 = insertelement <1 x i64> undef, i64 %8, i32 0
store <1 x i64> %9, <1 x i64>* %1
ret void
}
define void @cvtt_v2f32_v2i32(<4 x float>, <1 x i64>*) nounwind {
; X86-LABEL: cvtt_v2f32_v2i32:
; X86: # BB#0:
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 8(%ebp), %eax
; X86-NEXT: cvttps2pi %xmm0, %mm0
; X86-NEXT: paddd %mm0, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %ecx
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %edx, 4(%eax)
; X86-NEXT: movl %ecx, (%eax)
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: cvtt_v2f32_v2i32:
; X64: # BB#0:
; X64-NEXT: cvttps2pi %xmm0, %mm0
; X64-NEXT: paddd %mm0, %mm0
; X64-NEXT: movq %mm0, (%rdi)
; X64-NEXT: retq
%3 = tail call <4 x i32> @llvm.x86.sse2.cvttps2dq(<4 x float> %0)
%4 = bitcast <4 x i32> %3 to <2 x i64>
%5 = extractelement <2 x i64> %4, i32 0
%6 = bitcast i64 %5 to x86_mmx
%7 = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %6, x86_mmx %6)
%8 = bitcast x86_mmx %7 to i64
%9 = insertelement <1 x i64> undef, i64 %8, i32 0
store <1 x i64> %9, <1 x i64>* %1
ret void
}
define void @fptosi_v2f32_v2i32(<4 x float>, <1 x i64>*) nounwind {
; X86-LABEL: fptosi_v2f32_v2i32:
; X86: # BB#0:
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 8(%ebp), %eax
; X86-NEXT: cvttps2pi %xmm0, %mm0
; X86-NEXT: paddd %mm0, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %ecx
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %edx, 4(%eax)
; X86-NEXT: movl %ecx, (%eax)
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: fptosi_v2f32_v2i32:
; X64: # BB#0:
; X64-NEXT: cvttps2pi %xmm0, %mm0
; X64-NEXT: paddd %mm0, %mm0
; X64-NEXT: movq %mm0, (%rdi)
; X64-NEXT: retq
%3 = fptosi <4 x float> %0 to <4 x i32>
%4 = bitcast <4 x i32> %3 to <2 x i64>
%5 = extractelement <2 x i64> %4, i32 0
%6 = bitcast i64 %5 to x86_mmx
%7 = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %6, x86_mmx %6)
%8 = bitcast x86_mmx %7 to i64
%9 = insertelement <1 x i64> undef, i64 %8, i32 0
store <1 x i64> %9, <1 x i64>* %1
ret void
}
; FIXME: If we are transferring MMX registers to XMM for conversion we could use the MMX equivalents
; (CVTPI2PD + CVTPI2PS) without affecting rounding/exceptions etc.
define <2 x double> @sitofp_v2i32_v2f64(<1 x i64>*) nounwind {
; X86-LABEL: sitofp_v2i32_v2f64:
; X86: # BB#0:
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 8(%ebp), %eax
; X86-NEXT: movq (%eax), %mm0
; X86-NEXT: paddd %mm0, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: cvtdq2pd (%esp), %xmm0
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: sitofp_v2i32_v2f64:
; X64: # BB#0:
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: paddd %mm0, %mm0
; X64-NEXT: movq2dq %mm0, %xmm0
; X64-NEXT: cvtdq2pd %xmm0, %xmm0
; X64-NEXT: retq
%2 = bitcast <1 x i64>* %0 to x86_mmx*
%3 = load x86_mmx, x86_mmx* %2, align 8
%4 = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %3, x86_mmx %3)
%5 = bitcast x86_mmx %4 to i64
%6 = insertelement <2 x i64> undef, i64 %5, i32 0
%7 = bitcast <2 x i64> %6 to <4 x i32>
%8 = shufflevector <4 x i32> %7, <4 x i32> undef, <2 x i32> <i32 0, i32 1>
%9 = sitofp <2 x i32> %8 to <2 x double>
ret <2 x double> %9
}
define <4 x float> @sitofp_v2i32_v2f32(<1 x i64>*) nounwind {
; X86-LABEL: sitofp_v2i32_v2f32:
; X86: # BB#0:
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 8(%ebp), %eax
; X86-NEXT: movq (%eax), %mm0
; X86-NEXT: paddd %mm0, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; X86-NEXT: cvtdq2ps %xmm0, %xmm0
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: sitofp_v2i32_v2f32:
; X64: # BB#0:
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: paddd %mm0, %mm0
; X64-NEXT: movq %mm0, -{{[0-9]+}}(%rsp)
; X64-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; X64-NEXT: cvtdq2ps %xmm0, %xmm0
; X64-NEXT: retq
%2 = bitcast <1 x i64>* %0 to x86_mmx*
%3 = load x86_mmx, x86_mmx* %2, align 8
%4 = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %3, x86_mmx %3)
%5 = bitcast x86_mmx %4 to <2 x i32>
%6 = shufflevector <2 x i32> %5, <2 x i32> zeroinitializer, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
%7 = sitofp <4 x i32> %6 to <4 x float>
ret <4 x float> %7
}
define <4 x float> @cvt_v2i32_v2f32(<1 x i64>*) nounwind {
; X86-LABEL: cvt_v2i32_v2f32:
; X86: # BB#0:
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 8(%ebp), %eax
; X86-NEXT: movq (%eax), %mm0
; X86-NEXT: paddd %mm0, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; X86-NEXT: cvtdq2ps %xmm0, %xmm0
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: cvt_v2i32_v2f32:
; X64: # BB#0:
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: paddd %mm0, %mm0
; X64-NEXT: movd %mm0, %rax
; X64-NEXT: movd %rax, %xmm0
; X64-NEXT: cvtdq2ps %xmm0, %xmm0
; X64-NEXT: retq
%2 = bitcast <1 x i64>* %0 to x86_mmx*
%3 = load x86_mmx, x86_mmx* %2, align 8
%4 = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %3, x86_mmx %3)
%5 = bitcast x86_mmx %4 to i64
%6 = insertelement <2 x i64> undef, i64 %5, i32 0
%7 = insertelement <2 x i64> %6, i64 0, i32 1
%8 = bitcast <2 x i64> %7 to <4 x i32>
%9 = tail call <4 x float> @llvm.x86.sse2.cvtdq2ps(<4 x i32> %8)
ret <4 x float> %9
}
declare x86_mmx @llvm.x86.mmx.padd.d(x86_mmx, x86_mmx)
declare <4 x i32> @llvm.x86.sse2.cvtpd2dq(<2 x double>)
declare <4 x i32> @llvm.x86.sse2.cvttpd2dq(<2 x double>)
declare <4 x i32> @llvm.x86.sse2.cvtps2dq(<4 x float>)
declare <4 x i32> @llvm.x86.sse2.cvttps2dq(<4 x float>)
declare <4 x float> @llvm.x86.sse2.cvtdq2ps(<4 x i32>)