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llvm-mirror/test/CodeGen/ARM/machine-licm.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

59 lines
2.1 KiB
LLVM

; RUN: llc < %s -mtriple=thumb-apple-darwin -relocation-model=pic -disable-fp-elim | FileCheck %s -check-prefix=THUMB
; RUN: llc < %s -mtriple=arm-apple-darwin -relocation-model=pic -disable-fp-elim | FileCheck %s -check-prefix=ARM
; RUN: llc < %s -mtriple=arm-apple-darwin -relocation-model=pic -disable-fp-elim -mattr=+v6t2 | FileCheck %s -check-prefix=MOVT
; rdar://7353541
; rdar://7354376
; rdar://8887598
@GV = external global i32 ; <i32*> [#uses=2]
define void @t(i32* nocapture %vals, i32 %c) nounwind {
entry:
; ARM-LABEL: t:
; ARM: ldr [[REGISTER_1:r[0-9]+]], LCPI0_0
; ARM: LPC0_0:
; ARM: ldr r{{[0-9]+}}, [pc, [[REGISTER_1]]]
; ARM: ldr r{{[0-9]+}}, [r{{[0-9]+}}]
; MOVT-LABEL: t:
; MOVT: movw [[REGISTER_2:r[0-9]+]], :lower16:(L_GV$non_lazy_ptr-(LPC0_0+8))
; MOVT: movt [[REGISTER_2]], :upper16:(L_GV$non_lazy_ptr-(LPC0_0+8))
; MOVT: LPC0_0:
; MOVT: ldr r{{[0-9]+}}, [pc, [[REGISTER_2]]]
; MOVT: ldr r{{[0-9]+}}, [r{{[0-9]+}}]
; THUMB-LABEL: t:
%0 = icmp eq i32 %c, 0 ; <i1> [#uses=1]
br i1 %0, label %return, label %bb.nph
bb.nph: ; preds = %entry
; ARM: LCPI0_0:
; ARM-NOT: LCPI0_1:
; ARM: .section
; THUMB: %bb.1
; THUMB: ldr r2, LCPI0_0
; THUMB: add r2, pc
; THUMB: ldr r{{[0-9]+}}, [r2]
; THUMB: LBB0_2
; THUMB: LCPI0_0:
; THUMB-NOT: LCPI0_1:
; THUMB: .section
%.pre = load i32, i32* @GV, align 4 ; <i32> [#uses=1]
br label %bb
bb: ; preds = %bb, %bb.nph
%1 = phi i32 [ %.pre, %bb.nph ], [ %3, %bb ] ; <i32> [#uses=1]
%i.03 = phi i32 [ 0, %bb.nph ], [ %4, %bb ] ; <i32> [#uses=2]
%scevgep = getelementptr i32, i32* %vals, i32 %i.03 ; <i32*> [#uses=1]
%2 = load i32, i32* %scevgep, align 4 ; <i32> [#uses=1]
%3 = add nsw i32 %1, %2 ; <i32> [#uses=2]
store i32 %3, i32* @GV, align 4
%4 = add i32 %i.03, 1 ; <i32> [#uses=2]
%exitcond = icmp eq i32 %4, %c ; <i1> [#uses=1]
br i1 %exitcond, label %return, label %bb
return: ; preds = %bb, %entry
ret void
}