File: macro-fusion.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2~deb10u1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 995,836 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (21 lines) | stat: -rw-r--r-- 1,042 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
; REQUIRES: asserts
; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr8 -verify-misched -debug-only=machine-scheduler \
; RUN:  -o - 2>&1 > /dev/null | FileCheck %s --check-prefix=CHECK-P8

@m = local_unnamed_addr global i64 0, align 8

define i64 @fuse_addis_ld() {
entry:
; CHECK-P8: ********** MI Scheduling **********
; CHECK-P8-LABEL: fuse_addis_ld:%bb.0 entry
; CHECK-P8: Macro fuse: SU([[SU0:[0-9]+]]) - SU([[SU1:[0-9]+]]) /  ADDIStocHA8 - LD
; CHECK-P8: SU([[SU0]]):   %[[REG3:[0-9]+]]:g8rc_and_g8rc_nox0 = ADDIStocHA8 $x2, @m
; CHECK-P8: SU([[SU1]]):   %{{[0-9]+}}:g8rc = LD target-flags(ppc-toc-lo) @m, %[[REG3]]
; CHECK-P8: ********** MI Scheduling **********
; CHECK-P8-LABEL: fuse_addis_ld:%bb.0 entry
; CHECK-P8: Macro fuse: SU([[SU0:[0-9]+]]) - SU([[SU1:[0-9]+]]) /  ADDIStocHA8 - LD
; CHECK-P8: SU([[SU0]]):   renamable $x[[REG3:[0-9]+]] = ADDIStocHA8 $x2, @m
; CHECK-P8: SU([[SU1]]):   renamable $x[[REG3]] = LD target-flags(ppc-toc-lo) @m, renamable $x[[REG3]]
  %0 = load i64, i64* @m, align 8
  ret i64 %0
}