d1924f0474
When expand `select_cc` in finalize-isel, we should not generate `isel` for targets not feature it.
46 lines
1.3 KiB
LLVM
46 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc < %s -mtriple=ppc32 | FileCheck %s
|
|
|
|
declare i32 @llvm.smul.fix.sat.i32 (i32, i32, i32)
|
|
|
|
define i32 @func1(i32 %x, i32 %y) nounwind {
|
|
; CHECK-LABEL: func1:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: mulhw 5, 3, 4
|
|
; CHECK-NEXT: mullw 3, 3, 4
|
|
; CHECK-NEXT: srawi 4, 3, 31
|
|
; CHECK-NEXT: cmplw 5, 4
|
|
; CHECK-NEXT: beqlr 0
|
|
; CHECK-NEXT: # %bb.1:
|
|
; CHECK-NEXT: srawi 3, 5, 31
|
|
; CHECK-NEXT: xori 3, 3, 65535
|
|
; CHECK-NEXT: xoris 3, 3, 32767
|
|
; CHECK-NEXT: blr
|
|
%tmp = call i32 @llvm.smul.fix.sat.i32(i32 %x, i32 %y, i32 0)
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i32 @func2(i32 %x, i32 %y) nounwind {
|
|
; CHECK-LABEL: func2:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: mulhw. 5, 3, 4
|
|
; CHECK-NEXT: bgt 0, .LBB1_2
|
|
; CHECK-NEXT: # %bb.1:
|
|
; CHECK-NEXT: mullw 3, 3, 4
|
|
; CHECK-NEXT: rotlwi 4, 3, 31
|
|
; CHECK-NEXT: rlwimi 4, 5, 31, 0, 0
|
|
; CHECK-NEXT: b .LBB1_3
|
|
; CHECK-NEXT: .LBB1_2:
|
|
; CHECK-NEXT: lis 3, 32767
|
|
; CHECK-NEXT: ori 4, 3, 65535
|
|
; CHECK-NEXT: .LBB1_3:
|
|
; CHECK-NEXT: cmpwi 5, -1
|
|
; CHECK-NEXT: lis 3, -32768
|
|
; CHECK-NEXT: bltlr 0
|
|
; CHECK-NEXT: # %bb.4:
|
|
; CHECK-NEXT: mr 3, 4
|
|
; CHECK-NEXT: blr
|
|
%tmp = call i32 @llvm.smul.fix.sat.i32(i32 %x, i32 %y, i32 1)
|
|
ret i32 %tmp
|
|
}
|