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llvm-mirror/test/CodeGen/AArch64/arm64-icmp-opt.ll
Francis Visoiu Mistrih 30264d4391 [CodeGen] Unify MBB reference format in both MIR and debug output
As part of the unification of the debug format and the MIR format, print
MBB references as '%bb.5'.

The MIR printer prints the IR name of a MBB only for block definitions.

* find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g'
* find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g'
* find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g'
* grep -nr 'BB#' and fix

Differential Revision: https://reviews.llvm.org/D40422

llvm-svn: 319665
2017-12-04 17:18:51 +00:00

19 lines
440 B
LLVM

; RUN: llc < %s -mtriple=arm64-eabi | FileCheck %s
; Optimize (x > -1) to (x >= 0) etc.
; Optimize (cmp (add / sub), 0): eliminate the subs used to update flag
; for comparison only
; rdar://10233472
define i32 @t1(i64 %a) {
; CHECK-LABEL: t1:
; CHECK: // %bb.0:
; CHECK-NEXT: lsr x8, x0, #63
; CHECK-NEXT: eor w0, w8, #0x1
; CHECK-NEXT: ret
;
%cmp = icmp sgt i64 %a, -1
%conv = zext i1 %cmp to i32
ret i32 %conv
}