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llvm-mirror/test/CodeGen/PowerPC/pr45448.ll
Kang Zhang bb10587376 [PowerPC] Ignore implicit register operands for MCInst
Summary:
When doing the conversion: MachineInst -> MCInst, we should ignore the
implicit operands, it will expose more opportunity for InstiAlias.

Reviewed By: steven.zhang

Differential Revision: https://reviews.llvm.org/D77118
2020-04-16 16:22:43 +00:00

91 lines
3.0 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
; RUN: -mcpu=pwr9 -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr < %s | \
; RUN: FileCheck %s
define hidden void @julia_tryparse_internal_45896() #0 {
; CHECK-LABEL: julia_tryparse_internal_45896:
; CHECK: # %bb.0: # %top
; CHECK-NEXT: ld r3, 0(r3)
; CHECK-NEXT: cmpldi r3, 0
; CHECK-NEXT: beq cr0, .LBB0_3
; CHECK-NEXT: # %bb.1: # %top
; CHECK-NEXT: cmpldi r3, 10
; CHECK-NEXT: beq cr0, .LBB0_4
; CHECK-NEXT: # %bb.2: # %top
; CHECK-NEXT: .LBB0_3: # %fail194
; CHECK-NEXT: .LBB0_4: # %L294
; CHECK-NEXT: bc 12, 4*cr5+lt, .LBB0_6
; CHECK-NEXT: # %bb.5: # %L294
; CHECK-NEXT: bc 4, 4*cr5+lt, .LBB0_7
; CHECK-NEXT: .LBB0_6: # %L1057.preheader
; CHECK-NEXT: .LBB0_7: # %L670
; CHECK-NEXT: lis r5, 4095
; CHECK-NEXT: ori r5, r5, 65533
; CHECK-NEXT: sldi r5, r5, 4
; CHECK-NEXT: cmpdi r3, 0
; CHECK-NEXT: sradi r4, r3, 63
; CHECK-NEXT: mulhdu r3, r3, r5
; CHECK-NEXT: maddld r6, r4, r5, r3
; CHECK-NEXT: crnot 4*cr5+gt, eq
; CHECK-NEXT: cmpld r6, r3
; CHECK-NEXT: mulld r3, r4, r5
; CHECK-NEXT: cmpldi cr1, r3, 0
; CHECK-NEXT: crandc 4*cr5+lt, lt, 4*cr1+eq
; CHECK-NEXT: mulhdu. r3, r4, r5
; CHECK-NEXT: bc 4, 4*cr5+gt, .LBB0_10
; CHECK-NEXT: # %bb.8: # %L670
; CHECK-NEXT: crorc 4*cr5+lt, 4*cr5+lt, eq
; CHECK-NEXT: bc 4, 4*cr5+lt, .LBB0_10
; CHECK-NEXT: # %bb.9: # %L917
; CHECK-NEXT: .LBB0_10: # %L994
top:
%0 = load i64, i64* undef, align 8
%1 = icmp ne i64 %0, 0
%2 = sext i64 %0 to i128
switch i64 %0, label %pass195 [
i64 10, label %L294
i64 16, label %L294.fold.split
i64 0, label %fail194
]
L294.fold.split: ; preds = %top
unreachable
L294: ; preds = %top
%3 = add nsw i32 0, -48
%4 = zext i32 %3 to i128
%5 = add i128 %4, 0
switch i32 undef, label %L670 [
i32 -1031471104, label %L1057.preheader
i32 536870912, label %L1057.preheader
]
L670: ; preds = %L294
br label %L898
L1057.preheader: ; preds = %L294, %L294
unreachable
L898: ; preds = %L670
%umul = call { i128, i1 } @llvm.umul.with.overflow.i128(i128 %2, i128 %5)
%umul.ov = extractvalue { i128, i1 } %umul, 1
%value_phi102 = and i1 %1, %umul.ov
%6 = or i1 %value_phi102, false
br i1 %6, label %L917, label %L994
L917: ; preds = %L898
unreachable
L994: ; preds = %L898
unreachable
fail194: ; preds = %top
unreachable
pass195: ; preds = %top
unreachable
}
; Function Attrs: nounwind readnone speculatable willreturn
declare { i128, i1 } @llvm.umul.with.overflow.i128(i128, i128) #1