[llvm] r357381 - [X86MacroFusion][NFC] Add more tests.
Clement Courbet via llvm-commits
llvm-commits at lists.llvm.org
Mon Apr 1 06:18:34 PDT 2019
Author: courbet
Date: Mon Apr 1 06:18:34 2019
New Revision: 357381
URL: http://llvm.org/viewvc/llvm-project?rev=357381&view=rev
Log:
[X86MacroFusion][NFC] Add more tests.
In preparation for D59688.
Modified:
llvm/trunk/test/CodeGen/X86/testb-je-fusion.ll
Modified: llvm/trunk/test/CodeGen/X86/testb-je-fusion.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/testb-je-fusion.ll?rev=357381&r1=357380&r2=357381&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/testb-je-fusion.ll (original)
+++ llvm/trunk/test/CodeGen/X86/testb-je-fusion.ll Mon Apr 1 06:18:34 2019
@@ -1,32 +1,57 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -mtriple=x86_64-- -mattr=-macrofusion,-branchfusion | FileCheck %s --check-prefix=NOFUSION
-; RUN: llc < %s -mtriple=x86_64-- -mattr=-macrofusion,+branchfusion | FileCheck %s --check-prefix=BRANCHFUSION --check-prefix=BRANCHFUSIONONLY
-; RUN: llc < %s -mtriple=x86_64-- -mattr=+macrofusion,-branchfusion | FileCheck %s --check-prefix=BRANCHFUSION --check-prefix=MACROFUSION
+; RUN: llc < %s -mtriple=x86_64-- -mattr=-macrofusion,-branchfusion -post-RA-scheduler=0 | FileCheck %s --check-prefix=NOFUSION_NOPOSTRA
+; RUN: llc < %s -mtriple=x86_64-- -mattr=-macrofusion,+branchfusion -post-RA-scheduler=0 | FileCheck %s --check-prefix=BRANCHFUSION_NOPOSTRA --check-prefix=BRANCHFUSIONONLY_NOPOSTRA
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+macrofusion,-branchfusion -post-RA-scheduler=0 | FileCheck %s --check-prefix=BRANCHFUSION_NOPOSTRA --check-prefix=MACROFUSION_NOPOSTRA
+; RUN: llc < %s -mtriple=x86_64-- -mattr=-macrofusion,-branchfusion -post-RA-scheduler=1 | FileCheck %s --check-prefix=NOFUSION_POSTRA
+; RUN: llc < %s -mtriple=x86_64-- -mattr=-macrofusion,+branchfusion -post-RA-scheduler=1 | FileCheck %s --check-prefix=BRANCHFUSION_POSTRA --check-prefix=BRANCHFUSIONONLY_POSTRA
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+macrofusion,-branchfusion -post-RA-scheduler=1 | FileCheck %s --check-prefix=BRANCHFUSION_POSTRA --check-prefix=MACROFUSION_POSTRA
; testb should be scheduled right before je to enable macro-fusion.
define i32 @macrofuse_test_je(i32 %flags, i8* %p) nounwind {
-; NOFUSION-LABEL: macrofuse_test_je:
-; NOFUSION: # %bb.0: # %entry
-; NOFUSION-NEXT: xorl %eax, %eax
-; NOFUSION-NEXT: testl $512, %edi # imm = 0x200
-; NOFUSION-NEXT: movb $1, (%rsi)
-; NOFUSION-NEXT: je .LBB0_2
-; NOFUSION-NEXT: # %bb.1: # %if.then
-; NOFUSION-NEXT: movl $1, %eax
-; NOFUSION-NEXT: .LBB0_2: # %if.end
-; NOFUSION-NEXT: retq
-;
-; BRANCHFUSION-LABEL: macrofuse_test_je:
-; BRANCHFUSION: # %bb.0: # %entry
-; BRANCHFUSION-NEXT: xorl %eax, %eax
-; BRANCHFUSION-NEXT: movb $1, (%rsi)
-; BRANCHFUSION-NEXT: testl $512, %edi # imm = 0x200
-; BRANCHFUSION-NEXT: je .LBB0_2
-; BRANCHFUSION-NEXT: # %bb.1: # %if.then
-; BRANCHFUSION-NEXT: movl $1, %eax
-; BRANCHFUSION-NEXT: .LBB0_2: # %if.end
-; BRANCHFUSION-NEXT: retq
+; NOFUSION_NOPOSTRA-LABEL: macrofuse_test_je:
+; NOFUSION_NOPOSTRA: # %bb.0: # %entry
+; NOFUSION_NOPOSTRA-NEXT: xorl %eax, %eax
+; NOFUSION_NOPOSTRA-NEXT: testl $512, %edi # imm = 0x200
+; NOFUSION_NOPOSTRA-NEXT: movb $1, (%rsi)
+; NOFUSION_NOPOSTRA-NEXT: je .LBB0_2
+; NOFUSION_NOPOSTRA-NEXT: # %bb.1: # %if.then
+; NOFUSION_NOPOSTRA-NEXT: movl $1, %eax
+; NOFUSION_NOPOSTRA-NEXT: .LBB0_2: # %if.end
+; NOFUSION_NOPOSTRA-NEXT: retq
+;
+; BRANCHFUSION_NOPOSTRA-LABEL: macrofuse_test_je:
+; BRANCHFUSION_NOPOSTRA: # %bb.0: # %entry
+; BRANCHFUSION_NOPOSTRA-NEXT: xorl %eax, %eax
+; BRANCHFUSION_NOPOSTRA-NEXT: movb $1, (%rsi)
+; BRANCHFUSION_NOPOSTRA-NEXT: testl $512, %edi # imm = 0x200
+; BRANCHFUSION_NOPOSTRA-NEXT: je .LBB0_2
+; BRANCHFUSION_NOPOSTRA-NEXT: # %bb.1: # %if.then
+; BRANCHFUSION_NOPOSTRA-NEXT: movl $1, %eax
+; BRANCHFUSION_NOPOSTRA-NEXT: .LBB0_2: # %if.end
+; BRANCHFUSION_NOPOSTRA-NEXT: retq
+;
+; NOFUSION_POSTRA-LABEL: macrofuse_test_je:
+; NOFUSION_POSTRA: # %bb.0: # %entry
+; NOFUSION_POSTRA-NEXT: xorl %eax, %eax
+; NOFUSION_POSTRA-NEXT: testl $512, %edi # imm = 0x200
+; NOFUSION_POSTRA-NEXT: movb $1, (%rsi)
+; NOFUSION_POSTRA-NEXT: je .LBB0_2
+; NOFUSION_POSTRA-NEXT: # %bb.1: # %if.then
+; NOFUSION_POSTRA-NEXT: movl $1, %eax
+; NOFUSION_POSTRA-NEXT: .LBB0_2: # %if.end
+; NOFUSION_POSTRA-NEXT: retq
+;
+; BRANCHFUSION_POSTRA-LABEL: macrofuse_test_je:
+; BRANCHFUSION_POSTRA: # %bb.0: # %entry
+; BRANCHFUSION_POSTRA-NEXT: xorl %eax, %eax
+; BRANCHFUSION_POSTRA-NEXT: testl $512, %edi # imm = 0x200
+; BRANCHFUSION_POSTRA-NEXT: movb $1, (%rsi)
+; BRANCHFUSION_POSTRA-NEXT: je .LBB0_2
+; BRANCHFUSION_POSTRA-NEXT: # %bb.1: # %if.then
+; BRANCHFUSION_POSTRA-NEXT: movl $1, %eax
+; BRANCHFUSION_POSTRA-NEXT: .LBB0_2: # %if.end
+; BRANCHFUSION_POSTRA-NEXT: retq
entry:
%and = and i32 %flags, 512
%tobool = icmp eq i32 %and, 0
@@ -42,29 +67,53 @@ if.end:
}
define i32 @macrofuse_cmp_je(i32 %flags, i8* %p) nounwind {
-; NOFUSION-LABEL: macrofuse_cmp_je:
-; NOFUSION: # %bb.0: # %entry
-; NOFUSION-NEXT: cmpl $512, %edi # imm = 0x200
-; NOFUSION-NEXT: movb $1, (%rsi)
-; NOFUSION-NEXT: je .LBB1_1
-; NOFUSION-NEXT: # %bb.2: # %if.then
-; NOFUSION-NEXT: movl $1, %eax
-; NOFUSION-NEXT: retq
-; NOFUSION-NEXT: .LBB1_1:
-; NOFUSION-NEXT: xorl %eax, %eax
-; NOFUSION-NEXT: retq
-;
-; BRANCHFUSION-LABEL: macrofuse_cmp_je:
-; BRANCHFUSION: # %bb.0: # %entry
-; BRANCHFUSION-NEXT: movb $1, (%rsi)
-; BRANCHFUSION-NEXT: cmpl $512, %edi # imm = 0x200
-; BRANCHFUSION-NEXT: je .LBB1_1
-; BRANCHFUSION-NEXT: # %bb.2: # %if.then
-; BRANCHFUSION-NEXT: movl $1, %eax
-; BRANCHFUSION-NEXT: retq
-; BRANCHFUSION-NEXT: .LBB1_1:
-; BRANCHFUSION-NEXT: xorl %eax, %eax
-; BRANCHFUSION-NEXT: retq
+; NOFUSION_NOPOSTRA-LABEL: macrofuse_cmp_je:
+; NOFUSION_NOPOSTRA: # %bb.0: # %entry
+; NOFUSION_NOPOSTRA-NEXT: cmpl $512, %edi # imm = 0x200
+; NOFUSION_NOPOSTRA-NEXT: movb $1, (%rsi)
+; NOFUSION_NOPOSTRA-NEXT: je .LBB1_1
+; NOFUSION_NOPOSTRA-NEXT: # %bb.2: # %if.then
+; NOFUSION_NOPOSTRA-NEXT: movl $1, %eax
+; NOFUSION_NOPOSTRA-NEXT: retq
+; NOFUSION_NOPOSTRA-NEXT: .LBB1_1:
+; NOFUSION_NOPOSTRA-NEXT: xorl %eax, %eax
+; NOFUSION_NOPOSTRA-NEXT: retq
+;
+; BRANCHFUSION_NOPOSTRA-LABEL: macrofuse_cmp_je:
+; BRANCHFUSION_NOPOSTRA: # %bb.0: # %entry
+; BRANCHFUSION_NOPOSTRA-NEXT: movb $1, (%rsi)
+; BRANCHFUSION_NOPOSTRA-NEXT: cmpl $512, %edi # imm = 0x200
+; BRANCHFUSION_NOPOSTRA-NEXT: je .LBB1_1
+; BRANCHFUSION_NOPOSTRA-NEXT: # %bb.2: # %if.then
+; BRANCHFUSION_NOPOSTRA-NEXT: movl $1, %eax
+; BRANCHFUSION_NOPOSTRA-NEXT: retq
+; BRANCHFUSION_NOPOSTRA-NEXT: .LBB1_1:
+; BRANCHFUSION_NOPOSTRA-NEXT: xorl %eax, %eax
+; BRANCHFUSION_NOPOSTRA-NEXT: retq
+;
+; NOFUSION_POSTRA-LABEL: macrofuse_cmp_je:
+; NOFUSION_POSTRA: # %bb.0: # %entry
+; NOFUSION_POSTRA-NEXT: cmpl $512, %edi # imm = 0x200
+; NOFUSION_POSTRA-NEXT: movb $1, (%rsi)
+; NOFUSION_POSTRA-NEXT: je .LBB1_1
+; NOFUSION_POSTRA-NEXT: # %bb.2: # %if.then
+; NOFUSION_POSTRA-NEXT: movl $1, %eax
+; NOFUSION_POSTRA-NEXT: retq
+; NOFUSION_POSTRA-NEXT: .LBB1_1:
+; NOFUSION_POSTRA-NEXT: xorl %eax, %eax
+; NOFUSION_POSTRA-NEXT: retq
+;
+; BRANCHFUSION_POSTRA-LABEL: macrofuse_cmp_je:
+; BRANCHFUSION_POSTRA: # %bb.0: # %entry
+; BRANCHFUSION_POSTRA-NEXT: cmpl $512, %edi # imm = 0x200
+; BRANCHFUSION_POSTRA-NEXT: movb $1, (%rsi)
+; BRANCHFUSION_POSTRA-NEXT: je .LBB1_1
+; BRANCHFUSION_POSTRA-NEXT: # %bb.2: # %if.then
+; BRANCHFUSION_POSTRA-NEXT: movl $1, %eax
+; BRANCHFUSION_POSTRA-NEXT: retq
+; BRANCHFUSION_POSTRA-NEXT: .LBB1_1:
+; BRANCHFUSION_POSTRA-NEXT: xorl %eax, %eax
+; BRANCHFUSION_POSTRA-NEXT: retq
entry:
%sub = sub i32 %flags, 512
%tobool = icmp eq i32 %sub, 0
@@ -80,38 +129,60 @@ if.end:
}
define i32 @macrofuse_alu_je(i32 %flags, i8* %p) nounwind {
-; NOFUSION-LABEL: macrofuse_alu_je:
-; NOFUSION: # %bb.0: # %entry
-; NOFUSION-NEXT: movl %edi, %eax
-; NOFUSION-NEXT: addl $-512, %eax # imm = 0xFE00
-; NOFUSION-NEXT: movb $1, (%rsi)
-; NOFUSION-NEXT: je .LBB2_2
-; NOFUSION-NEXT: # %bb.1: # %if.then
-; NOFUSION-NEXT: movl $1, %eax
-; NOFUSION-NEXT: .LBB2_2: # %if.end
-; NOFUSION-NEXT: retq
-;
-; BRANCHFUSIONONLY-LABEL: macrofuse_alu_je:
-; BRANCHFUSIONONLY: # %bb.0: # %entry
-; BRANCHFUSIONONLY-NEXT: movl %edi, %eax
-; BRANCHFUSIONONLY-NEXT: addl $-512, %eax # imm = 0xFE00
-; BRANCHFUSIONONLY-NEXT: movb $1, (%rsi)
-; BRANCHFUSIONONLY-NEXT: je .LBB2_2
-; BRANCHFUSIONONLY-NEXT: # %bb.1: # %if.then
-; BRANCHFUSIONONLY-NEXT: movl $1, %eax
-; BRANCHFUSIONONLY-NEXT: .LBB2_2: # %if.end
-; BRANCHFUSIONONLY-NEXT: retq
-;
-; MACROFUSION-LABEL: macrofuse_alu_je:
-; MACROFUSION: # %bb.0: # %entry
-; MACROFUSION-NEXT: movl %edi, %eax
-; MACROFUSION-NEXT: movb $1, (%rsi)
-; MACROFUSION-NEXT: addl $-512, %eax # imm = 0xFE00
-; MACROFUSION-NEXT: je .LBB2_2
-; MACROFUSION-NEXT: # %bb.1: # %if.then
-; MACROFUSION-NEXT: movl $1, %eax
-; MACROFUSION-NEXT: .LBB2_2: # %if.end
-; MACROFUSION-NEXT: retq
+; NOFUSION_NOPOSTRA-LABEL: macrofuse_alu_je:
+; NOFUSION_NOPOSTRA: # %bb.0: # %entry
+; NOFUSION_NOPOSTRA-NEXT: movl %edi, %eax
+; NOFUSION_NOPOSTRA-NEXT: addl $-512, %eax # imm = 0xFE00
+; NOFUSION_NOPOSTRA-NEXT: movb $1, (%rsi)
+; NOFUSION_NOPOSTRA-NEXT: je .LBB2_2
+; NOFUSION_NOPOSTRA-NEXT: # %bb.1: # %if.then
+; NOFUSION_NOPOSTRA-NEXT: movl $1, %eax
+; NOFUSION_NOPOSTRA-NEXT: .LBB2_2: # %if.end
+; NOFUSION_NOPOSTRA-NEXT: retq
+;
+; BRANCHFUSIONONLY_NOPOSTRA-LABEL: macrofuse_alu_je:
+; BRANCHFUSIONONLY_NOPOSTRA: # %bb.0: # %entry
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: movl %edi, %eax
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: addl $-512, %eax # imm = 0xFE00
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: movb $1, (%rsi)
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: je .LBB2_2
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: # %bb.1: # %if.then
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: movl $1, %eax
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: .LBB2_2: # %if.end
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: retq
+;
+; MACROFUSION_NOPOSTRA-LABEL: macrofuse_alu_je:
+; MACROFUSION_NOPOSTRA: # %bb.0: # %entry
+; MACROFUSION_NOPOSTRA-NEXT: movl %edi, %eax
+; MACROFUSION_NOPOSTRA-NEXT: movb $1, (%rsi)
+; MACROFUSION_NOPOSTRA-NEXT: addl $-512, %eax # imm = 0xFE00
+; MACROFUSION_NOPOSTRA-NEXT: je .LBB2_2
+; MACROFUSION_NOPOSTRA-NEXT: # %bb.1: # %if.then
+; MACROFUSION_NOPOSTRA-NEXT: movl $1, %eax
+; MACROFUSION_NOPOSTRA-NEXT: .LBB2_2: # %if.end
+; MACROFUSION_NOPOSTRA-NEXT: retq
+;
+; NOFUSION_POSTRA-LABEL: macrofuse_alu_je:
+; NOFUSION_POSTRA: # %bb.0: # %entry
+; NOFUSION_POSTRA-NEXT: movl %edi, %eax
+; NOFUSION_POSTRA-NEXT: movb $1, (%rsi)
+; NOFUSION_POSTRA-NEXT: addl $-512, %eax # imm = 0xFE00
+; NOFUSION_POSTRA-NEXT: je .LBB2_2
+; NOFUSION_POSTRA-NEXT: # %bb.1: # %if.then
+; NOFUSION_POSTRA-NEXT: movl $1, %eax
+; NOFUSION_POSTRA-NEXT: .LBB2_2: # %if.end
+; NOFUSION_POSTRA-NEXT: retq
+;
+; BRANCHFUSION_POSTRA-LABEL: macrofuse_alu_je:
+; BRANCHFUSION_POSTRA: # %bb.0: # %entry
+; BRANCHFUSION_POSTRA-NEXT: movl %edi, %eax
+; BRANCHFUSION_POSTRA-NEXT: movb $1, (%rsi)
+; BRANCHFUSION_POSTRA-NEXT: addl $-512, %eax # imm = 0xFE00
+; BRANCHFUSION_POSTRA-NEXT: je .LBB2_2
+; BRANCHFUSION_POSTRA-NEXT: # %bb.1: # %if.then
+; BRANCHFUSION_POSTRA-NEXT: movl $1, %eax
+; BRANCHFUSION_POSTRA-NEXT: .LBB2_2: # %if.end
+; BRANCHFUSION_POSTRA-NEXT: retq
entry:
%sub = sub i32 %flags, 512
%tobool = icmp eq i32 %sub, 0
@@ -127,38 +198,60 @@ if.end:
}
define i32 @macrofuse_dec_je(i32 %flags, i8* %p) nounwind {
-; NOFUSION-LABEL: macrofuse_dec_je:
-; NOFUSION: # %bb.0: # %entry
-; NOFUSION-NEXT: movl %edi, %eax
-; NOFUSION-NEXT: decl %eax
-; NOFUSION-NEXT: movb $1, (%rsi)
-; NOFUSION-NEXT: je .LBB3_2
-; NOFUSION-NEXT: # %bb.1: # %if.then
-; NOFUSION-NEXT: movl $1, %eax
-; NOFUSION-NEXT: .LBB3_2: # %if.end
-; NOFUSION-NEXT: retq
-;
-; BRANCHFUSIONONLY-LABEL: macrofuse_dec_je:
-; BRANCHFUSIONONLY: # %bb.0: # %entry
-; BRANCHFUSIONONLY-NEXT: movl %edi, %eax
-; BRANCHFUSIONONLY-NEXT: decl %eax
-; BRANCHFUSIONONLY-NEXT: movb $1, (%rsi)
-; BRANCHFUSIONONLY-NEXT: je .LBB3_2
-; BRANCHFUSIONONLY-NEXT: # %bb.1: # %if.then
-; BRANCHFUSIONONLY-NEXT: movl $1, %eax
-; BRANCHFUSIONONLY-NEXT: .LBB3_2: # %if.end
-; BRANCHFUSIONONLY-NEXT: retq
-;
-; MACROFUSION-LABEL: macrofuse_dec_je:
-; MACROFUSION: # %bb.0: # %entry
-; MACROFUSION-NEXT: movl %edi, %eax
-; MACROFUSION-NEXT: movb $1, (%rsi)
-; MACROFUSION-NEXT: decl %eax
-; MACROFUSION-NEXT: je .LBB3_2
-; MACROFUSION-NEXT: # %bb.1: # %if.then
-; MACROFUSION-NEXT: movl $1, %eax
-; MACROFUSION-NEXT: .LBB3_2: # %if.end
-; MACROFUSION-NEXT: retq
+; NOFUSION_NOPOSTRA-LABEL: macrofuse_dec_je:
+; NOFUSION_NOPOSTRA: # %bb.0: # %entry
+; NOFUSION_NOPOSTRA-NEXT: movl %edi, %eax
+; NOFUSION_NOPOSTRA-NEXT: decl %eax
+; NOFUSION_NOPOSTRA-NEXT: movb $1, (%rsi)
+; NOFUSION_NOPOSTRA-NEXT: je .LBB3_2
+; NOFUSION_NOPOSTRA-NEXT: # %bb.1: # %if.then
+; NOFUSION_NOPOSTRA-NEXT: movl $1, %eax
+; NOFUSION_NOPOSTRA-NEXT: .LBB3_2: # %if.end
+; NOFUSION_NOPOSTRA-NEXT: retq
+;
+; BRANCHFUSIONONLY_NOPOSTRA-LABEL: macrofuse_dec_je:
+; BRANCHFUSIONONLY_NOPOSTRA: # %bb.0: # %entry
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: movl %edi, %eax
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: decl %eax
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: movb $1, (%rsi)
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: je .LBB3_2
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: # %bb.1: # %if.then
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: movl $1, %eax
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: .LBB3_2: # %if.end
+; BRANCHFUSIONONLY_NOPOSTRA-NEXT: retq
+;
+; MACROFUSION_NOPOSTRA-LABEL: macrofuse_dec_je:
+; MACROFUSION_NOPOSTRA: # %bb.0: # %entry
+; MACROFUSION_NOPOSTRA-NEXT: movl %edi, %eax
+; MACROFUSION_NOPOSTRA-NEXT: movb $1, (%rsi)
+; MACROFUSION_NOPOSTRA-NEXT: decl %eax
+; MACROFUSION_NOPOSTRA-NEXT: je .LBB3_2
+; MACROFUSION_NOPOSTRA-NEXT: # %bb.1: # %if.then
+; MACROFUSION_NOPOSTRA-NEXT: movl $1, %eax
+; MACROFUSION_NOPOSTRA-NEXT: .LBB3_2: # %if.end
+; MACROFUSION_NOPOSTRA-NEXT: retq
+;
+; NOFUSION_POSTRA-LABEL: macrofuse_dec_je:
+; NOFUSION_POSTRA: # %bb.0: # %entry
+; NOFUSION_POSTRA-NEXT: movl %edi, %eax
+; NOFUSION_POSTRA-NEXT: movb $1, (%rsi)
+; NOFUSION_POSTRA-NEXT: decl %eax
+; NOFUSION_POSTRA-NEXT: je .LBB3_2
+; NOFUSION_POSTRA-NEXT: # %bb.1: # %if.then
+; NOFUSION_POSTRA-NEXT: movl $1, %eax
+; NOFUSION_POSTRA-NEXT: .LBB3_2: # %if.end
+; NOFUSION_POSTRA-NEXT: retq
+;
+; BRANCHFUSION_POSTRA-LABEL: macrofuse_dec_je:
+; BRANCHFUSION_POSTRA: # %bb.0: # %entry
+; BRANCHFUSION_POSTRA-NEXT: movl %edi, %eax
+; BRANCHFUSION_POSTRA-NEXT: movb $1, (%rsi)
+; BRANCHFUSION_POSTRA-NEXT: decl %eax
+; BRANCHFUSION_POSTRA-NEXT: je .LBB3_2
+; BRANCHFUSION_POSTRA-NEXT: # %bb.1: # %if.then
+; BRANCHFUSION_POSTRA-NEXT: movl $1, %eax
+; BRANCHFUSION_POSTRA-NEXT: .LBB3_2: # %if.end
+; BRANCHFUSION_POSTRA-NEXT: retq
entry:
%sub = sub i32 %flags, 1
%tobool = icmp eq i32 %sub, 0
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