llvm-6502/test/CodeGen/Mips/shift-parts.ll
Akira Hatanaka a284acb8a7 Expand 64-bit shifts if target ABI is O32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156457 91177308-0d34-0410-b5e6-96231b3b80d8
2012-05-09 00:55:21 +00:00

30 lines
606 B
LLVM

; RUN: llc -march=mipsel < %s | FileCheck %s
define i64 @shl0(i64 %a, i32 %b) nounwind readnone {
entry:
; CHECK: shl0
; CHECK-NOT: lw $25, %call16(__
%sh_prom = zext i32 %b to i64
%shl = shl i64 %a, %sh_prom
ret i64 %shl
}
define i64 @shr1(i64 %a, i32 %b) nounwind readnone {
entry:
; CHECK: shr1
; CHECK-NOT: lw $25, %call16(__
%sh_prom = zext i32 %b to i64
%shr = lshr i64 %a, %sh_prom
ret i64 %shr
}
define i64 @sra2(i64 %a, i32 %b) nounwind readnone {
entry:
; CHECK: sra2
; CHECK-NOT: lw $25, %call16(__
%sh_prom = zext i32 %b to i64
%shr = ashr i64 %a, %sh_prom
ret i64 %shr
}