llvm-project/llvm/test/CodeGen/X86/rot64.ll

189 lines
4.3 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-- -mcpu=corei7 | FileCheck %s --check-prefix=ALL --check-prefix=X64
; RUN: llc < %s -mtriple=x86_64-- -mcpu=corei7-avx | FileCheck %s --check-prefix=ALL --check-prefix=SHLD
; RUN: llc < %s -mtriple=x86_64-- -mcpu=core-avx2 | FileCheck %s --check-prefix=ALL --check-prefix=BMI2
define i64 @foo(i64 %x, i64 %y, i64 %z) nounwind readnone {
; ALL-LABEL: foo:
; ALL: # %bb.0: # %entry
; ALL-NEXT: movl %edx, %ecx
; ALL-NEXT: rolq %cl, %rdi
; ALL-NEXT: movq %rdi, %rax
; ALL-NEXT: retq
entry:
%0 = shl i64 %x, %z
%1 = sub i64 64, %z
%2 = lshr i64 %x, %1
%3 = or i64 %2, %0
ret i64 %3
}
define i64 @bar(i64 %x, i64 %y, i64 %z) nounwind readnone {
; ALL-LABEL: bar:
; ALL: # %bb.0: # %entry
; ALL-NEXT: movl %edx, %ecx
; ALL-NEXT: shldq %cl, %rdi, %rsi
; ALL-NEXT: movq %rsi, %rax
; ALL-NEXT: retq
entry:
%0 = shl i64 %y, %z
%1 = sub i64 64, %z
%2 = lshr i64 %x, %1
%3 = or i64 %2, %0
ret i64 %3
}
define i64 @un(i64 %x, i64 %y, i64 %z) nounwind readnone {
; ALL-LABEL: un:
; ALL: # %bb.0: # %entry
; ALL-NEXT: movl %edx, %ecx
; ALL-NEXT: rorq %cl, %rdi
; ALL-NEXT: movq %rdi, %rax
; ALL-NEXT: retq
entry:
%0 = lshr i64 %x, %z
%1 = sub i64 64, %z
%2 = shl i64 %x, %1
%3 = or i64 %2, %0
ret i64 %3
}
define i64 @bu(i64 %x, i64 %y, i64 %z) nounwind readnone {
; ALL-LABEL: bu:
; ALL: # %bb.0: # %entry
; ALL-NEXT: movl %edx, %ecx
; ALL-NEXT: shrdq %cl, %rdi, %rsi
; ALL-NEXT: movq %rsi, %rax
; ALL-NEXT: retq
entry:
%0 = lshr i64 %y, %z
%1 = sub i64 64, %z
%2 = shl i64 %x, %1
%3 = or i64 %2, %0
ret i64 %3
}
define i64 @xfoo(i64 %x, i64 %y, i64 %z) nounwind readnone {
; X64-LABEL: xfoo:
; X64: # %bb.0: # %entry
; X64-NEXT: rolq $7, %rdi
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: retq
;
; SHLD-LABEL: xfoo:
; SHLD: # %bb.0: # %entry
; SHLD-NEXT: shldq $7, %rdi, %rdi
; SHLD-NEXT: movq %rdi, %rax
; SHLD-NEXT: retq
;
; BMI2-LABEL: xfoo:
; BMI2: # %bb.0: # %entry
; BMI2-NEXT: rorxq $57, %rdi, %rax
; BMI2-NEXT: retq
entry:
%0 = lshr i64 %x, 57
%1 = shl i64 %x, 7
%2 = or i64 %0, %1
ret i64 %2
}
define i64 @xfoop(i64* %p) nounwind readnone {
; X64-LABEL: xfoop:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %rax
; X64-NEXT: rolq $7, %rax
; X64-NEXT: retq
;
; SHLD-LABEL: xfoop:
; SHLD: # %bb.0: # %entry
; SHLD-NEXT: movq (%rdi), %rax
; SHLD-NEXT: shldq $7, %rax, %rax
; SHLD-NEXT: retq
;
; BMI2-LABEL: xfoop:
; BMI2: # %bb.0: # %entry
; BMI2-NEXT: rorxq $57, (%rdi), %rax
; BMI2-NEXT: retq
entry:
%x = load i64, i64* %p
%a = lshr i64 %x, 57
%b = shl i64 %x, 7
%c = or i64 %a, %b
ret i64 %c
}
define i64 @xbar(i64 %x, i64 %y, i64 %z) nounwind readnone {
; ALL-LABEL: xbar:
; ALL: # %bb.0: # %entry
; ALL-NEXT: shrdq $57, %rsi, %rdi
; ALL-NEXT: movq %rdi, %rax
; ALL-NEXT: retq
entry:
%0 = shl i64 %y, 7
%1 = lshr i64 %x, 57
%2 = or i64 %0, %1
ret i64 %2
}
define i64 @xun(i64 %x, i64 %y, i64 %z) nounwind readnone {
; X64-LABEL: xun:
; X64: # %bb.0: # %entry
; X64-NEXT: rolq $57, %rdi
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: retq
;
; SHLD-LABEL: xun:
; SHLD: # %bb.0: # %entry
; SHLD-NEXT: shldq $57, %rdi, %rdi
; SHLD-NEXT: movq %rdi, %rax
; SHLD-NEXT: retq
;
; BMI2-LABEL: xun:
; BMI2: # %bb.0: # %entry
; BMI2-NEXT: rorxq $7, %rdi, %rax
; BMI2-NEXT: retq
entry:
%0 = lshr i64 %x, 7
%1 = shl i64 %x, 57
%2 = or i64 %0, %1
ret i64 %2
}
define i64 @xunp(i64* %p) nounwind readnone {
; X64-LABEL: xunp:
; X64: # %bb.0: # %entry
; X64-NEXT: movq (%rdi), %rax
; X64-NEXT: rolq $57, %rax
; X64-NEXT: retq
;
; SHLD-LABEL: xunp:
; SHLD: # %bb.0: # %entry
; SHLD-NEXT: movq (%rdi), %rax
; SHLD-NEXT: shldq $57, %rax, %rax
; SHLD-NEXT: retq
;
; BMI2-LABEL: xunp:
; BMI2: # %bb.0: # %entry
; BMI2-NEXT: rorxq $7, (%rdi), %rax
; BMI2-NEXT: retq
entry:
%x = load i64, i64* %p
%a = lshr i64 %x, 7
%b = shl i64 %x, 57
%c = or i64 %a, %b
ret i64 %c
}
define i64 @xbu(i64 %x, i64 %y, i64 %z) nounwind readnone {
; ALL-LABEL: xbu:
; ALL: # %bb.0: # %entry
; ALL-NEXT: shldq $57, %rsi, %rdi
; ALL-NEXT: movq %rdi, %rax
; ALL-NEXT: retq
entry:
%0 = lshr i64 %y, 7
%1 = shl i64 %x, 57
%2 = or i64 %0, %1
ret i64 %2
}