llvm-project/llvm/test/Transforms/Inline/inline-threshold.ll

30 lines
870 B
LLVM

; Test that -inline-threshold overrides thresholds derived from opt levels.
; RUN: opt < %s -O2 -inline-threshold=500 -S | FileCheck %s
; RUN: opt < %s -O3 -inline-threshold=500 -S | FileCheck %s
; RUN: opt < %s -Os -inline-threshold=500 -S | FileCheck %s
; RUN: opt < %s -Oz -inline-threshold=500 -S | FileCheck %s
@a = global i32 4
define i32 @simpleFunction(i32 %a) #0 {
entry:
%a1 = load volatile i32, i32* @a
%x1 = add i32 %a1, %a
ret i32 %x1
}
; Function Attrs: nounwind readnone uwtable
define i32 @bar(i32 %a) #0 {
; CHECK-LABEL: @bar
; CHECK: load volatile
; CHECK-NEXT: add i32
; CHECK-NEXT: call i32 @simpleFunction
; CHECK: ret
entry:
%i = tail call i32 @simpleFunction(i32 6) "function-inline-cost"="749"
%j = tail call i32 @simpleFunction(i32 %i) "function-inline-cost"="750"
ret i32 %j
}
attributes #0 = { nounwind readnone uwtable }