1; REQUIRES: asserts 2; RUN: opt -S -debug-counter=partially-inline-libcalls-transform-skip=1,partially-inline-libcalls-transform-count=1 \ 3; RUN: -partially-inline-libcalls -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s 4;; Test that, with debug counters on, we will skip the first optimization opportunity, perform next 1, 5;; and ignore all the others left. 6 7define float @f1(float %val) { 8; CHECK-LABEL: @f1( 9; CHECK-NEXT: entry: 10; CHECK-NEXT: [[RES:%.*]] = tail call float @sqrtf(float [[VAL:%.*]]) 11; CHECK-NEXT: ret float [[RES:%.*]] 12entry: 13 %res = tail call float @sqrtf(float %val) 14 ret float %res 15} 16 17define float @f2(float %val) { 18; CHECK-LABEL: @f2( 19; CHECK-NEXT: entry: 20; CHECK-NEXT: [[RES:%.*]] = tail call float @sqrtf(float [[VAL:%.*]]) #0 21; CHECK-NEXT: [[TMP0:%.*]] = fcmp oge float [[VAL]], 0.000000e+00 22; CHECK-NEXT: br i1 [[TMP0]], label [[ENTRY_SPLIT:%.*]], label [[CALL_SQRT:%.*]] 23; CHECK: call.sqrt: 24; CHECK-NEXT: [[TMP1:%.*]] = tail call float @sqrtf(float [[VAL]]) 25; CHECK-NEXT: br label [[ENTRY_SPLIT]] 26; CHECK: entry.split: 27; CHECK-NEXT: [[TMP2:%.*]] = phi float [ [[RES]], [[ENTRY:%.*]] ], [ [[TMP1]], [[CALL_SQRT]] ] 28; CHECK-NEXT: ret float [[TMP2]] 29entry: 30 %res = tail call float @sqrtf(float %val) 31 ret float %res 32} 33 34define float @f3(float %val) { 35; CHECK-LABEL: @f3( 36; CHECK-NEXT: entry: 37; CHECK-NEXT: [[RES:%.*]] = tail call float @sqrtf(float [[VAL:%.*]]) 38; CHECK-NEXT: ret float [[RES:%.*]] 39entry: 40 %res = tail call float @sqrtf(float %val) 41 ret float %res 42} 43 44declare float @sqrtf(float) 45