llvm-project/llvm/test/CodeGen/X86/addr-mode-matcher-2.ll

73 lines
1.8 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s --check-prefix=X86
; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s --check-prefix=X64
; Test coverage for matchAddressRecursively's MUL handling
; Based off:
; struct A {
; int m_ints[5];
; int m_bar();
; };
; struct {
; A* m_data;
; } c;
; void foo(bool b, int i) {
; if (b)
; return;
; int j = c.m_data[i + 1].m_bar();
; foo(false, j);
; }
%struct.A = type { [5 x i32] }
define void @foo(i1 zeroext, i32) nounwind {
; X86-LABEL: foo:
; X86: # %bb.0:
; X86-NEXT: cmpb $0, {{[0-9]+}}(%esp)
; X86-NEXT: je .LBB0_1
; X86-NEXT: # %bb.3:
; X86-NEXT: retl
; X86-NEXT: .LBB0_1: # %.preheader
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: .p2align 4, 0x90
; X86-NEXT: .LBB0_2: # =>This Inner Loop Header: Depth=1
; X86-NEXT: leal (%eax,%eax,4), %eax
; X86-NEXT: leal 20(,%eax,4), %eax
; X86-NEXT: pushl %eax
; X86-NEXT: calll bar
; X86-NEXT: addl $4, %esp
; X86-NEXT: jmp .LBB0_2
;
; X64-LABEL: foo:
; X64: # %bb.0:
; X64-NEXT: pushq %rax
; X64-NEXT: testl %edi, %edi
; X64-NEXT: je .LBB0_1
; X64-NEXT: # %bb.3:
; X64-NEXT: popq %rax
; X64-NEXT: retq
; X64-NEXT: .LBB0_1: # %.preheader
; X64-NEXT: movl %esi, %eax
; X64-NEXT: .p2align 4, 0x90
; X64-NEXT: .LBB0_2: # =>This Inner Loop Header: Depth=1
; X64-NEXT: incl %eax
; X64-NEXT: cltq
; X64-NEXT: shlq $2, %rax
; X64-NEXT: leaq (%rax,%rax,4), %rdi
; X64-NEXT: callq bar
; X64-NEXT: jmp .LBB0_2
br i1 %0, label %9, label %3
%4 = phi i32 [ %8, %3 ], [ %1, %2 ]
%5 = add nsw i32 %4, 1
%6 = sext i32 %5 to i64
%7 = getelementptr inbounds %struct.A, %struct.A* null, i64 %6
%8 = tail call i32 @bar(%struct.A* %7)
br label %3
ret void
}
declare i32 @bar(%struct.A*)