llvm-project/llvm/test/CodeGen/X86/mmx-fold-load.ll

646 lines
19 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -disable-peephole -mtriple=i686-unknown -mattr=+mmx,+sse2 | FileCheck %s --check-prefix=X86
; RUN: llc < %s -disable-peephole -mtriple=x86_64-unknown -mattr=+mmx,+sse2 | FileCheck %s --check-prefix=X64
define i64 @t0(<1 x i64>* %a, i32* %b) nounwind {
; X86-LABEL: t0:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 12(%ebp), %eax
; X86-NEXT: movl 8(%ebp), %ecx
; X86-NEXT: movq (%ecx), %mm0
; X86-NEXT: movd (%eax), %mm1
; X86-NEXT: psllq %mm1, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: t0:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: movd (%rsi), %mm1
; X64-NEXT: psllq %mm1, %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: retq
entry:
%0 = bitcast <1 x i64>* %a to x86_mmx*
%1 = load x86_mmx, x86_mmx* %0, align 8
%2 = load i32, i32* %b, align 4
%3 = tail call x86_mmx @llvm.x86.mmx.pslli.q(x86_mmx %1, i32 %2)
%4 = bitcast x86_mmx %3 to i64
ret i64 %4
}
declare x86_mmx @llvm.x86.mmx.pslli.q(x86_mmx, i32)
define i64 @t1(<1 x i64>* %a, i32* %b) nounwind {
; X86-LABEL: t1:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 12(%ebp), %eax
; X86-NEXT: movl 8(%ebp), %ecx
; X86-NEXT: movq (%ecx), %mm0
; X86-NEXT: movd (%eax), %mm1
; X86-NEXT: psrlq %mm1, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: t1:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: movd (%rsi), %mm1
; X64-NEXT: psrlq %mm1, %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: retq
entry:
%0 = bitcast <1 x i64>* %a to x86_mmx*
%1 = load x86_mmx, x86_mmx* %0, align 8
%2 = load i32, i32* %b, align 4
%3 = tail call x86_mmx @llvm.x86.mmx.psrli.q(x86_mmx %1, i32 %2)
%4 = bitcast x86_mmx %3 to i64
ret i64 %4
}
declare x86_mmx @llvm.x86.mmx.psrli.q(x86_mmx, i32)
define i64 @t2(<1 x i64>* %a, i32* %b) nounwind {
; X86-LABEL: t2:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 12(%ebp), %eax
; X86-NEXT: movl 8(%ebp), %ecx
; X86-NEXT: movq (%ecx), %mm0
; X86-NEXT: movd (%eax), %mm1
; X86-NEXT: psllw %mm1, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: t2:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: movd (%rsi), %mm1
; X64-NEXT: psllw %mm1, %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: retq
entry:
%0 = bitcast <1 x i64>* %a to x86_mmx*
%1 = load x86_mmx, x86_mmx* %0, align 8
%2 = load i32, i32* %b, align 4
%3 = tail call x86_mmx @llvm.x86.mmx.pslli.w(x86_mmx %1, i32 %2)
%4 = bitcast x86_mmx %3 to i64
ret i64 %4
}
declare x86_mmx @llvm.x86.mmx.pslli.w(x86_mmx, i32)
define i64 @t3(<1 x i64>* %a, i32* %b) nounwind {
; X86-LABEL: t3:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 12(%ebp), %eax
; X86-NEXT: movl 8(%ebp), %ecx
; X86-NEXT: movq (%ecx), %mm0
; X86-NEXT: movd (%eax), %mm1
; X86-NEXT: psrlw %mm1, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: t3:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: movd (%rsi), %mm1
; X64-NEXT: psrlw %mm1, %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: retq
entry:
%0 = bitcast <1 x i64>* %a to x86_mmx*
%1 = load x86_mmx, x86_mmx* %0, align 8
%2 = load i32, i32* %b, align 4
%3 = tail call x86_mmx @llvm.x86.mmx.psrli.w(x86_mmx %1, i32 %2)
%4 = bitcast x86_mmx %3 to i64
ret i64 %4
}
declare x86_mmx @llvm.x86.mmx.psrli.w(x86_mmx, i32)
define i64 @t4(<1 x i64>* %a, i32* %b) nounwind {
; X86-LABEL: t4:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 12(%ebp), %eax
; X86-NEXT: movl 8(%ebp), %ecx
; X86-NEXT: movq (%ecx), %mm0
; X86-NEXT: movd (%eax), %mm1
; X86-NEXT: pslld %mm1, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: t4:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: movd (%rsi), %mm1
; X64-NEXT: pslld %mm1, %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: retq
entry:
%0 = bitcast <1 x i64>* %a to x86_mmx*
%1 = load x86_mmx, x86_mmx* %0, align 8
%2 = load i32, i32* %b, align 4
%3 = tail call x86_mmx @llvm.x86.mmx.pslli.d(x86_mmx %1, i32 %2)
%4 = bitcast x86_mmx %3 to i64
ret i64 %4
}
declare x86_mmx @llvm.x86.mmx.pslli.d(x86_mmx, i32)
define i64 @t5(<1 x i64>* %a, i32* %b) nounwind {
; X86-LABEL: t5:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 12(%ebp), %eax
; X86-NEXT: movl 8(%ebp), %ecx
; X86-NEXT: movq (%ecx), %mm0
; X86-NEXT: movd (%eax), %mm1
; X86-NEXT: psrld %mm1, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: t5:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: movd (%rsi), %mm1
; X64-NEXT: psrld %mm1, %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: retq
entry:
%0 = bitcast <1 x i64>* %a to x86_mmx*
%1 = load x86_mmx, x86_mmx* %0, align 8
%2 = load i32, i32* %b, align 4
%3 = tail call x86_mmx @llvm.x86.mmx.psrli.d(x86_mmx %1, i32 %2)
%4 = bitcast x86_mmx %3 to i64
ret i64 %4
}
declare x86_mmx @llvm.x86.mmx.psrli.d(x86_mmx, i32)
define i64 @t6(<1 x i64>* %a, i32* %b) nounwind {
; X86-LABEL: t6:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 12(%ebp), %eax
; X86-NEXT: movl 8(%ebp), %ecx
; X86-NEXT: movq (%ecx), %mm0
; X86-NEXT: movd (%eax), %mm1
; X86-NEXT: psraw %mm1, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: t6:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: movd (%rsi), %mm1
; X64-NEXT: psraw %mm1, %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: retq
entry:
%0 = bitcast <1 x i64>* %a to x86_mmx*
%1 = load x86_mmx, x86_mmx* %0, align 8
%2 = load i32, i32* %b, align 4
%3 = tail call x86_mmx @llvm.x86.mmx.psrai.w(x86_mmx %1, i32 %2)
%4 = bitcast x86_mmx %3 to i64
ret i64 %4
}
declare x86_mmx @llvm.x86.mmx.psrai.w(x86_mmx, i32)
define i64 @t7(<1 x i64>* %a, i32* %b) nounwind {
; X86-LABEL: t7:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %ebp
; X86-NEXT: movl %esp, %ebp
; X86-NEXT: andl $-8, %esp
; X86-NEXT: subl $8, %esp
; X86-NEXT: movl 12(%ebp), %eax
; X86-NEXT: movl 8(%ebp), %ecx
; X86-NEXT: movq (%ecx), %mm0
; X86-NEXT: movd (%eax), %mm1
; X86-NEXT: psrad %mm1, %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: t7:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %mm0
; X64-NEXT: movd (%rsi), %mm1
; X64-NEXT: psrad %mm1, %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: retq
entry:
%0 = bitcast <1 x i64>* %a to x86_mmx*
%1 = load x86_mmx, x86_mmx* %0, align 8
%2 = load i32, i32* %b, align 4
%3 = tail call x86_mmx @llvm.x86.mmx.psrai.d(x86_mmx %1, i32 %2)
%4 = bitcast x86_mmx %3 to i64
ret i64 %4
}
declare x86_mmx @llvm.x86.mmx.psrai.d(x86_mmx, i32)
define i64 @tt0(x86_mmx %t, x86_mmx* %q) nounwind {
; X86-LABEL: tt0:
; X86: # %bb.0: # %entry
; 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: paddb (%eax), %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: emms
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: tt0:
; X64: # %bb.0: # %entry
; X64-NEXT: paddb (%rdi), %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: emms
; X64-NEXT: retq
entry:
%v = load x86_mmx, x86_mmx* %q
%u = tail call x86_mmx @llvm.x86.mmx.padd.b(x86_mmx %t, x86_mmx %v)
%s = bitcast x86_mmx %u to i64
call void @llvm.x86.mmx.emms()
ret i64 %s
}
declare x86_mmx @llvm.x86.mmx.padd.b(x86_mmx, x86_mmx)
declare void @llvm.x86.mmx.emms()
define i64 @tt1(x86_mmx %t, x86_mmx* %q) nounwind {
; X86-LABEL: tt1:
; X86: # %bb.0: # %entry
; 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: paddw (%eax), %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: emms
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: tt1:
; X64: # %bb.0: # %entry
; X64-NEXT: paddw (%rdi), %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: emms
; X64-NEXT: retq
entry:
%v = load x86_mmx, x86_mmx* %q
%u = tail call x86_mmx @llvm.x86.mmx.padd.w(x86_mmx %t, x86_mmx %v)
%s = bitcast x86_mmx %u to i64
call void @llvm.x86.mmx.emms()
ret i64 %s
}
declare x86_mmx @llvm.x86.mmx.padd.w(x86_mmx, x86_mmx)
define i64 @tt2(x86_mmx %t, x86_mmx* %q) nounwind {
; X86-LABEL: tt2:
; X86: # %bb.0: # %entry
; 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: paddd (%eax), %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: emms
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: tt2:
; X64: # %bb.0: # %entry
; X64-NEXT: paddd (%rdi), %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: emms
; X64-NEXT: retq
entry:
%v = load x86_mmx, x86_mmx* %q
%u = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %t, x86_mmx %v)
%s = bitcast x86_mmx %u to i64
call void @llvm.x86.mmx.emms()
ret i64 %s
}
declare x86_mmx @llvm.x86.mmx.padd.d(x86_mmx, x86_mmx)
define i64 @tt3(x86_mmx %t, x86_mmx* %q) nounwind {
; X86-LABEL: tt3:
; X86: # %bb.0: # %entry
; 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: paddq (%eax), %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: emms
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: tt3:
; X64: # %bb.0: # %entry
; X64-NEXT: paddq (%rdi), %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: emms
; X64-NEXT: retq
entry:
%v = load x86_mmx, x86_mmx* %q
%u = tail call x86_mmx @llvm.x86.mmx.padd.q(x86_mmx %t, x86_mmx %v)
%s = bitcast x86_mmx %u to i64
call void @llvm.x86.mmx.emms()
ret i64 %s
}
declare x86_mmx @llvm.x86.mmx.padd.q(x86_mmx, x86_mmx)
define i64 @tt4(x86_mmx %t, x86_mmx* %q) nounwind {
; X86-LABEL: tt4:
; X86: # %bb.0: # %entry
; 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: paddusb (%eax), %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: emms
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: tt4:
; X64: # %bb.0: # %entry
; X64-NEXT: paddusb (%rdi), %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: emms
; X64-NEXT: retq
entry:
%v = load x86_mmx, x86_mmx* %q
%u = tail call x86_mmx @llvm.x86.mmx.paddus.b(x86_mmx %t, x86_mmx %v)
%s = bitcast x86_mmx %u to i64
call void @llvm.x86.mmx.emms()
ret i64 %s
}
declare x86_mmx @llvm.x86.mmx.paddus.b(x86_mmx, x86_mmx)
define i64 @tt5(x86_mmx %t, x86_mmx* %q) nounwind {
; X86-LABEL: tt5:
; X86: # %bb.0: # %entry
; 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: paddusw (%eax), %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: emms
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: tt5:
; X64: # %bb.0: # %entry
; X64-NEXT: paddusw (%rdi), %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: emms
; X64-NEXT: retq
entry:
%v = load x86_mmx, x86_mmx* %q
%u = tail call x86_mmx @llvm.x86.mmx.paddus.w(x86_mmx %t, x86_mmx %v)
%s = bitcast x86_mmx %u to i64
call void @llvm.x86.mmx.emms()
ret i64 %s
}
declare x86_mmx @llvm.x86.mmx.paddus.w(x86_mmx, x86_mmx)
define i64 @tt6(x86_mmx %t, x86_mmx* %q) nounwind {
; X86-LABEL: tt6:
; X86: # %bb.0: # %entry
; 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: psrlw (%eax), %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: emms
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: tt6:
; X64: # %bb.0: # %entry
; X64-NEXT: psrlw (%rdi), %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: emms
; X64-NEXT: retq
entry:
%v = load x86_mmx, x86_mmx* %q
%u = tail call x86_mmx @llvm.x86.mmx.psrl.w(x86_mmx %t, x86_mmx %v)
%s = bitcast x86_mmx %u to i64
call void @llvm.x86.mmx.emms()
ret i64 %s
}
declare x86_mmx @llvm.x86.mmx.psrl.w(x86_mmx, x86_mmx)
define i64 @tt7(x86_mmx %t, x86_mmx* %q) nounwind {
; X86-LABEL: tt7:
; X86: # %bb.0: # %entry
; 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: psrld (%eax), %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: emms
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: tt7:
; X64: # %bb.0: # %entry
; X64-NEXT: psrld (%rdi), %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: emms
; X64-NEXT: retq
entry:
%v = load x86_mmx, x86_mmx* %q
%u = tail call x86_mmx @llvm.x86.mmx.psrl.d(x86_mmx %t, x86_mmx %v)
%s = bitcast x86_mmx %u to i64
call void @llvm.x86.mmx.emms()
ret i64 %s
}
declare x86_mmx @llvm.x86.mmx.psrl.d(x86_mmx, x86_mmx)
define i64 @tt8(x86_mmx %t, x86_mmx* %q) nounwind {
; X86-LABEL: tt8:
; X86: # %bb.0: # %entry
; 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: psrlq (%eax), %mm0
; X86-NEXT: movq %mm0, (%esp)
; X86-NEXT: movl (%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: emms
; X86-NEXT: movl %ebp, %esp
; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: tt8:
; X64: # %bb.0: # %entry
; X64-NEXT: psrlq (%rdi), %mm0
; X64-NEXT: movq %mm0, %rax
; X64-NEXT: emms
; X64-NEXT: retq
entry:
%v = load x86_mmx, x86_mmx* %q
%u = tail call x86_mmx @llvm.x86.mmx.psrl.q(x86_mmx %t, x86_mmx %v)
%s = bitcast x86_mmx %u to i64
call void @llvm.x86.mmx.emms()
ret i64 %s
}
declare x86_mmx @llvm.x86.mmx.psrl.q(x86_mmx, x86_mmx)
define void @test_psrlq_by_volatile_shift_amount(x86_mmx* %t) nounwind {
; X86-LABEL: test_psrlq_by_volatile_shift_amount:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl $1, (%esp)
; X86-NEXT: movl $255, %ecx
; X86-NEXT: movd %ecx, %mm0
; X86-NEXT: movd (%esp), %mm1
; X86-NEXT: psrlq %mm1, %mm0
; X86-NEXT: movq %mm0, (%eax)
; X86-NEXT: popl %eax
; X86-NEXT: retl
;
; X64-LABEL: test_psrlq_by_volatile_shift_amount:
; X64: # %bb.0: # %entry
; X64-NEXT: movl $1, -{{[0-9]+}}(%rsp)
; X64-NEXT: movl $255, %eax
; X64-NEXT: movd %eax, %mm0
; X64-NEXT: movd -{{[0-9]+}}(%rsp), %mm1
; X64-NEXT: psrlq %mm1, %mm0
; X64-NEXT: movq %mm0, (%rdi)
; X64-NEXT: retq
entry:
%0 = alloca i32, align 4
%1 = bitcast i32* %0 to i8*
call void @llvm.lifetime.start(i64 4, i8* nonnull %1)
store volatile i32 1, i32* %0, align 4
%2 = load volatile i32, i32* %0, align 4
%3 = tail call x86_mmx @llvm.x86.mmx.psrli.q(x86_mmx bitcast (<1 x i64> <i64 255> to x86_mmx), i32 %2)
store x86_mmx %3, x86_mmx* %t, align 8
call void @llvm.lifetime.end(i64 4, i8* nonnull %1)
ret void
}
declare void @llvm.lifetime.start(i64, i8* nocapture)
declare void @llvm.lifetime.end(i64, i8* nocapture)
; Make sure we shrink this vector load and fold it.
define x86_mmx @vec_load(<4 x float>* %x) {
; X86-LABEL: vec_load:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: pshufw $68, (%eax), %mm0 # mm0 = mem[0,1,0,1]
; X86-NEXT: paddsb %mm0, %mm0
; X86-NEXT: retl
;
; X64-LABEL: vec_load:
; X64: # %bb.0:
; X64-NEXT: pshufw $68, (%rdi), %mm0 # mm0 = mem[0,1,0,1]
; X64-NEXT: paddsb %mm0, %mm0
; X64-NEXT: movq2dq %mm0, %xmm0
; X64-NEXT: retq
%z = load <4 x float>, <4 x float>* %x
%y = extractelement <4 x float> %z, i32 0
%a = insertelement <2 x float> undef, float %y, i32 0
%b = insertelement <2 x float> %a, float %y, i32 1
%c = bitcast <2 x float> %b to x86_mmx
%d = tail call x86_mmx @llvm.x86.mmx.padds.b(x86_mmx %c, x86_mmx %c)
ret x86_mmx %d
}
declare x86_mmx @llvm.x86.mmx.padds.b(x86_mmx, x86_mmx)