Files
clang-p2996/llvm/test/CodeGen/PowerPC/select.ll
2020-10-09 00:29:01 +00:00

140 lines
3.8 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -ppc-asm-full-reg-names -verify-machineinstrs \
; RUN: -mtriple=powerpc64le-linux-gnu < %s | FileCheck \
; RUN: -check-prefix=CHECK-LE %s
; RUN: llc -ppc-asm-full-reg-names -verify-machineinstrs \
; RUN: -mtriple=powerpc-linux-gnu < %s | FileCheck \
; RUN: -check-prefix=CHECK-32 %s
define i64 @f0(i64 %x) {
; CHECK-LE-LABEL: f0:
; CHECK-LE: # %bb.0:
; CHECK-LE-NEXT: li r4, 125
; CHECK-LE-NEXT: cmpdi r3, 0
; CHECK-LE-NEXT: li r3, -3
; CHECK-LE-NEXT: isellt r3, r3, r4
; CHECK-LE-NEXT: blr
;
; CHECK-32-LABEL: f0:
; CHECK-32: # %bb.0:
; CHECK-32-NEXT: li r4, 125
; CHECK-32-NEXT: li r5, -3
; CHECK-32-NEXT: cmpwi r3, 0
; CHECK-32-NEXT: bc 12, lt, .LBB0_1
; CHECK-32-NEXT: b .LBB0_2
; CHECK-32-NEXT: .LBB0_1:
; CHECK-32-NEXT: addi r4, r5, 0
; CHECK-32-NEXT: .LBB0_2:
; CHECK-32-NEXT: srawi r3, r3, 31
; CHECK-32-NEXT: blr
%c = icmp slt i64 %x, 0
%r = select i1 %c, i64 -3, i64 125
ret i64 %r
}
define i64 @f1(i64 %x) {
; CHECK-LE-LABEL: f1:
; CHECK-LE: # %bb.0:
; CHECK-LE-NEXT: li r4, 512
; CHECK-LE-NEXT: cmpdi r3, 0
; CHECK-LE-NEXT: li r3, 64
; CHECK-LE-NEXT: isellt r3, r3, r4
; CHECK-LE-NEXT: blr
;
; CHECK-32-LABEL: f1:
; CHECK-32: # %bb.0:
; CHECK-32-NEXT: li r4, 512
; CHECK-32-NEXT: cmpwi r3, 0
; CHECK-32-NEXT: li r3, 64
; CHECK-32-NEXT: bc 12, lt, .LBB1_1
; CHECK-32-NEXT: b .LBB1_2
; CHECK-32-NEXT: .LBB1_1:
; CHECK-32-NEXT: addi r4, r3, 0
; CHECK-32-NEXT: .LBB1_2:
; CHECK-32-NEXT: li r3, 0
; CHECK-32-NEXT: blr
%c = icmp slt i64 %x, 0
%r = select i1 %c, i64 64, i64 512
ret i64 %r
}
define i64 @f2(i64 %x) {
; CHECK-LE-LABEL: f2:
; CHECK-LE: # %bb.0:
; CHECK-LE-NEXT: li r4, 1024
; CHECK-LE-NEXT: cmpdi r3, 0
; CHECK-LE-NEXT: iseleq r3, 0, r4
; CHECK-LE-NEXT: blr
;
; CHECK-32-LABEL: f2:
; CHECK-32: # %bb.0:
; CHECK-32-NEXT: or. r3, r4, r3
; CHECK-32-NEXT: li r3, 1024
; CHECK-32-NEXT: bc 12, eq, .LBB2_2
; CHECK-32-NEXT: # %bb.1:
; CHECK-32-NEXT: ori r4, r3, 0
; CHECK-32-NEXT: b .LBB2_3
; CHECK-32-NEXT: .LBB2_2:
; CHECK-32-NEXT: li r4, 0
; CHECK-32-NEXT: .LBB2_3:
; CHECK-32-NEXT: li r3, 0
; CHECK-32-NEXT: blr
%c = icmp eq i64 %x, 0
%r = select i1 %c, i64 0, i64 1024
ret i64 %r
}
define i64 @f3(i64 %x, i64 %y) {
; CHECK-LE-LABEL: f3:
; CHECK-LE: # %bb.0:
; CHECK-LE-NEXT: cmpldi r3, 0
; CHECK-LE-NEXT: iseleq r3, 0, r4
; CHECK-LE-NEXT: blr
;
; CHECK-32-LABEL: f3:
; CHECK-32: # %bb.0:
; CHECK-32-NEXT: or. r3, r4, r3
; CHECK-32-NEXT: bc 12, eq, .LBB3_2
; CHECK-32-NEXT: # %bb.1:
; CHECK-32-NEXT: ori r3, r5, 0
; CHECK-32-NEXT: ori r4, r6, 0
; CHECK-32-NEXT: blr
; CHECK-32-NEXT: .LBB3_2:
; CHECK-32-NEXT: li r3, 0
; CHECK-32-NEXT: li r4, 0
; CHECK-32-NEXT: blr
%c = icmp eq i64 %x, 0
%r = select i1 %c, i64 0, i64 %y
ret i64 %r
}
define i64 @f4(i64 %x) {
; CHECK-LE-LABEL: f4:
; CHECK-LE: # %bb.0:
; CHECK-LE-NEXT: neg r4, r3
; CHECK-LE-NEXT: cmpdi r3, 0
; CHECK-LE-NEXT: iselgt r3, r4, r3
; CHECK-LE-NEXT: blr
;
; CHECK-32-LABEL: f4:
; CHECK-32: # %bb.0:
; CHECK-32-NEXT: cmplwi r3, 0
; CHECK-32-NEXT: cmpwi cr1, r3, 0
; CHECK-32-NEXT: crandc 4*cr5+lt, 4*cr1+gt, eq
; CHECK-32-NEXT: cmpwi cr1, r4, 0
; CHECK-32-NEXT: subfic r5, r4, 0
; CHECK-32-NEXT: crandc 4*cr5+gt, eq, 4*cr1+eq
; CHECK-32-NEXT: cror 4*cr5+lt, 4*cr5+gt, 4*cr5+lt
; CHECK-32-NEXT: subfze r6, r3
; CHECK-32-NEXT: bc 12, 4*cr5+lt, .LBB4_1
; CHECK-32-NEXT: blr
; CHECK-32-NEXT: .LBB4_1:
; CHECK-32-NEXT: addi r3, r6, 0
; CHECK-32-NEXT: addi r4, r5, 0
; CHECK-32-NEXT: blr
%c = icmp sgt i64 %x, 0
%x.neg = sub i64 0, %x
%r = select i1 %c, i64 %x.neg, i64 %x
ret i64 %r
}