Revert " [LoongArch][ISel] Check the number of sign bits in `PatGprGpr_32` (#107432)"
[llvm-project.git] / llvm / test / CodeGen / PowerPC / 2007-03-24-cntlzd.ll
blob077390e6d17a6a1717bd828a8c74ecd5c7423035
1 ; RUN: llc -verify-machineinstrs -mcpu=g5 < %s | FileCheck %s
2 target datalayout = "E-m:e-i64:64-n32:64"
3 target triple = "powerpc64-unknown-linux-gnu"
5 define i32 @_ZNK4llvm5APInt17countLeadingZerosEv(ptr %t) nounwind {
6         %tmp19 = load i64, ptr %t
7         %tmp22 = tail call i64 @llvm.ctlz.i64( i64 %tmp19, i1 true )             ; <i64> [#uses=1]
8         %tmp23 = trunc i64 %tmp22 to i32
9         %tmp89 = add i32 %tmp23, -64          ; <i32> [#uses=1]
10         %tmp90 = add i32 %tmp89, 0            ; <i32> [#uses=1]
11         ret i32 %tmp90
13 ; CHECK-LABEL: @_ZNK4llvm5APInt17countLeadingZerosEv
14 ; CHECK: ld [[REG1:[0-9]+]], 0(3)
15 ; CHECK-NEXT: cntlzd [[REG2:[0-9]+]], [[REG1]]
16 ; CHECK-NEXT: addi 3, [[REG2]], -64
17 ; CHECK-NEXT: blr
20 declare i64 @llvm.ctlz.i64(i64, i1)