| ; RUN: llc < %s -mtriple=mips64el-unknown-linux-gnu -mcpu=mips64 | FileCheck %s \ |
| ; RUN: -check-prefix=MIPS4 |
| ; RUN: llc < %s -mtriple=mips64el-unknown-linux-gnu -mcpu=mips64r2 | FileCheck %s \ |
| ; RUN: -check-prefix=MIPS64R2 |
| |
| define i64 @foo(i64 noundef %a) { |
| ; MIPS4-LABEL: foo: |
| ; MIPS4: # %bb.0: # %entry |
| ; MIPS4-NEXT: dsrl $1, $4, 2 |
| ; MIPS4-NEXT: andi $1, $1, 7 |
| ; MIPS4-NEXT: daddiu $2, $zero, 1 |
| ; MIPS4-NEXT: jr $ra |
| ; MIPS4-NEXT: dsllv $2, $2, $1 |
| ; |
| ; MIPS64R2-LABEL: foo: |
| ; MIPS64R2: # %bb.0: # %entry |
| ; MIPS64R2-NEXT: dext $1, $4, 2, 3 |
| ; MIPS64R2-NEXT: daddiu $2, $zero, 1 |
| ; MIPS64R2-NEXT: jr $ra |
| ; MIPS64R2-NEXT: dsllv $2, $2, $1 |
| entry: |
| %div1 = lshr i64 %a, 2 |
| %and = and i64 %div1, 7 |
| %shl = shl nuw nsw i64 1, %and |
| ret i64 %shl |
| } |
