mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-25 12:12:47 +01:00
6bb8eae995
This class allows to see the inliner's decisions for better optimization verifications and tests. To use, use flag "-passes="print<inline-cost>"". This is the second attempt to integrate the patch. The problem from the first try has been discussed and fixed in D82205. Reviewers: apilipenko, mtrofin, davidxl, fedor.sergeev Reviewed By: mtrofin Differential revision: https://reviews.llvm.org/D81743
26 lines
1.0 KiB
LLVM
26 lines
1.0 KiB
LLVM
; RUN: opt < %s -passes="print<inline-cost>" 2>&1 | FileCheck %s
|
|
|
|
; CHECK: Analyzing call of callee1... (caller:foo)
|
|
; CHECK-NEXT: define i32 @callee1(i32 %x) {
|
|
; CHECK-NEXT: cost before = {{.*}}, cost after = {{.*}}, threshold before = {{.*}}, threshold after = {{.*}}, cost delta = {{.*}}
|
|
; CHECK-NEXT: %x1 = add i32 %x, 1
|
|
; CHECK-NEXT: cost before = {{.*}}, cost after = {{.*}}, threshold before = {{.*}}, threshold after = {{.*}}, cost delta = {{.*}}
|
|
; CHECK-NEXT: %x2 = add i32 %x1, 1
|
|
; CHECK-NEXT: cost before = {{.*}}, cost after = {{.*}}, threshold before = {{.*}}, threshold after = {{.*}}, cost delta = {{.*}}
|
|
; CHECK-NEXT: %x3 = add i32 %x2, 1
|
|
; CHECK-NEXT: cost before = {{.*}}, cost after = {{.*}}, threshold before = {{.*}}, threshold after = {{.*}}, cost delta = {{.*}}
|
|
; CHECK-NEXT: ret i32 %x3
|
|
; CHECK-NEXT: }
|
|
|
|
define i32 @foo(i32 %y) {
|
|
%x = call i32 @callee1(i32 %y)
|
|
ret i32 %x
|
|
}
|
|
|
|
define i32 @callee1(i32 %x) {
|
|
%x1 = add i32 %x, 1
|
|
%x2 = add i32 %x1, 1
|
|
%x3 = add i32 %x2, 1
|
|
ret i32 %x3
|
|
}
|