llvm-mirror/test/ThinLTO/X86/function_entry_count.ll
Amy Huang 062b5d40cb Reland "Change the X86 datalayout to add three address spaces
for 32 bit signed, 32 bit unsigned, and 64 bit pointers."
This reverts 57076d3199fc2b0af4a3736b7749dd5462cacda5.

Original review at https://reviews.llvm.org/D64931.
Review for added fix at https://reviews.llvm.org/D66843.

llvm-svn: 371568
2019-09-10 23:15:38 +00:00

45 lines
1.6 KiB
LLVM

; RUN: opt -thinlto-bc %s -write-relbf-to-summary -thin-link-bitcode-file=%t1.thinlink.bc -o %t1.bc
; RUN: opt -thinlto-bc %p/Inputs/function_entry_count.ll -write-relbf-to-summary -thin-link-bitcode-file=%t2.thinlink.bc -o %t2.bc
; First perform the thin link on the normal bitcode file.
; RUN: llvm-lto2 run %t1.bc %t2.bc -o %t.o -save-temps -thinlto-synthesize-entry-counts \
; RUN: -r=%t1.bc,g, \
; RUN: -r=%t1.bc,f,px \
; RUN: -r=%t1.bc,h,px \
; RUN: -r=%t2.bc,h, \
; RUN: -r=%t2.bc,g,px
; RUN: llvm-dis -o - %t.o.1.3.import.bc | FileCheck %s
; RUN: llvm-lto -thinlto-action=run -thinlto-synthesize-entry-counts -exported-symbol=f \
; RUN: -exported-symbol=g -exported-symbol=h -thinlto-save-temps=%t3. %t1.bc %t2.bc
; RUN: llvm-dis %t3.0.3.imported.bc -o - | FileCheck %s
; CHECK: define void @h() !prof ![[PROF2:[0-9]+]]
; CHECK: define void @f(i32{{.*}}) !prof ![[PROF1:[0-9]+]]
; CHECK: define available_externally void @g() !prof ![[PROF2]]
; CHECK-DAG: ![[PROF1]] = !{!"synthetic_function_entry_count", i64 10}
; CHECK-DAG: ![[PROF2]] = !{!"synthetic_function_entry_count", i64 198}
target triple = "x86_64-unknown-linux-gnu"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
declare void @g();
define void @h() {
ret void
}
define void @f(i32 %n) {
entry:
%cmp = icmp slt i32 %n, 1
br i1 %cmp, label %exit, label %loop
loop:
%n1 = phi i32 [%n, %entry], [%n2, %loop]
call void @g()
%n2 = sub i32 %n1, 1
%cmp2 = icmp slt i32 %n, 1
br i1 %cmp2, label %exit, label %loop
exit:
ret void
}