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[Profile] add test with large counts

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@279361 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Xinliang David Li 2016-08-20 05:28:42 +00:00
parent 65b92679f5
commit 990c9c02c4
2 changed files with 15 additions and 0 deletions
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8
test/Transforms/PGOProfile/Inputs/branch1_large_count.proftext Normal file
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@ -0,0 +1,8 @@
# :ir is the flag to indicate this is IR level profile.
:ir
test_br_1
25571299074
2
12884901888
8589934592

7
test/Transforms/PGOProfile/branch1.ll
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@ -8,8 +8,12 @@
; RUN: llvm-profdata merge %S/Inputs/branch1.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
; RUN: llvm-profdata merge %S/Inputs/branch1_large_count.proftext -o %t.l.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.l.profdata -S | FileCheck %s --check-prefix=USE-LARGE
; New PM
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.l.profdata -S | FileCheck %s --check-prefix=USE-LARGE
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@ -31,6 +35,9 @@ entry:
; USE: br i1 %cmp, label %if.then, label %if.end
; USE-SAME: !prof ![[BW_ENTRY:[0-9]+]]
; USE-DAG: ![[BW_ENTRY]] = !{!"branch_weights", i32 2, i32 1}
; USE-LARGE: br i1 %cmp, label %if.then, label %if.end
; USE-LARGE-SAME: !prof ![[BW_L_ENTRY:[0-9]+]]
; USE-LARGE-DAG: ![[BW_L_ENTRY]] = !{!"branch_weights", i32 -1431655766, i32 1431655765}
if.then:
; GEN: if.then: