Skip to content

[MISched][NFC] Precommit test for #137988 #138243

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
55 changes: 55 additions & 0 deletions llvm/test/CodeGen/AArch64/misched-cutoff.mir
Original file line number Diff line number Diff line change
@@ -0,0 +1,55 @@
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
# RUN: llc -mtriple=aarch64 -passes=machine-scheduler -o - %s | FileCheck %s
# RUN: llc -mtriple=aarch64 -passes=machine-scheduler -misched-cutoff=1 -debug-only=machine-scheduler -o - %s 2>&1 | FileCheck %s --check-prefix=CHECK-CUTOFF

# REQUIRES: asserts

# CHECK-CUTOFF-COUNT-2: Scheduling SU

# NOTE: copied from machine-scheduler.mir

--- |
define i64 @load_imp-def(ptr nocapture %P, i32 %v) {
entry:
%0 = bitcast ptr %P to ptr
%1 = load i32, ptr %0
%conv = zext i32 %1 to i64
%arrayidx19 = getelementptr inbounds i64, ptr %P, i64 1
%arrayidx1 = bitcast ptr %arrayidx19 to ptr
store i32 %v, ptr %arrayidx1
%2 = load i64, ptr %arrayidx19
%and = and i64 %2, 4294967295
%add = add nuw nsw i64 %and, %conv
ret i64 %add
}
...
---
name: load_imp-def
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $w1, $x0
; CHECK-LABEL: name: load_imp-def
; CHECK: liveins: $w1, $x0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $w8 = LDRWui $x0, 1, implicit-def $x8 :: (load (s32) from %ir.0)
; CHECK-NEXT: $w9 = LDRWui $x0, 0, implicit-def $x9 :: (load (s32) from %ir.arrayidx19, align 8)
; CHECK-NEXT: STRWui $w1, $x0, 2 :: (store (s32) into %ir.arrayidx1)
; CHECK-NEXT: $x0 = ADDXrr killed $x9, killed $x8
; CHECK-NEXT: RET_ReallyLR implicit $x0
;
; CHECK-CUTOFF-LABEL: name: load_imp-def
; CHECK-CUTOFF: liveins: $w1, $x0
; CHECK-CUTOFF-NEXT: {{ $}}
; CHECK-CUTOFF-NEXT: $w8 = LDRWui $x0, 1, implicit-def $x8 :: (load (s32) from %ir.0)
; CHECK-CUTOFF-NEXT: STRWui $w1, $x0, 2 :: (store (s32) into %ir.arrayidx1)
; CHECK-CUTOFF-NEXT: $w9 = LDRWui $x0, 0, implicit-def $x9 :: (load (s32) from %ir.arrayidx19, align 8)
; CHECK-CUTOFF-NEXT: $x0 = ADDXrr killed $x9, killed $x8
; CHECK-CUTOFF-NEXT: RET_ReallyLR implicit $x0
$w8 = LDRWui $x0, 1, implicit-def $x8 :: (load (s32) from %ir.0)
STRWui killed $w1, $x0, 2 :: (store (s32) into %ir.arrayidx1)
$w9 = LDRWui killed $x0, 0, implicit-def $x9 :: (load (s32) from %ir.arrayidx19, align 8)
$x0 = ADDXrr killed $x9, killed $x8
RET_ReallyLR implicit $x0
...