llvm-for-llvmta/test/Transforms/IROutliner/outlining-same-globals.ll

42 lines
1.1 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s
@global1 = global i32 1, align 4
@global2 = global i32 2, align 4
; This test looks at the globals in the regions, and if it they are the
; same it outlines the region without elevating the globals to arguments.
define void @outline_globals1() {
; CHECK-LABEL: @outline_globals1(
; CHECK-NEXT: entry:
; CHECK-NEXT: call void @outlined_ir_func_0()
; CHECK-NEXT: ret void
;
entry:
%0 = load i32, i32* @global1
%1 = load i32, i32* @global2
%2 = add i32 %0, %1
ret void
}
define void @outline_globals2() {
; CHECK-LABEL: @outline_globals2(
; CHECK-NEXT: entry:
; CHECK-NEXT: call void @outlined_ir_func_0()
; CHECK-NEXT: ret void
;
entry:
%0 = load i32, i32* @global1
%1 = load i32, i32* @global2
%2 = add i32 %0, %1
ret void
}
; CHECK: define internal void @outlined_ir_func_0()
; CHECK: entry_to_outline:
; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* @global1, align 4
; CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* @global2, align 4
; CHECK-NEXT: [[ADD:%.*]] = add i32 [[TMP1]], [[TMP2]]