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InstrProf: Optionally generate coverage maps when profiling

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This adds the -profile-coverage-mapping option to swift, and teaches
SILGenProfiling to generate mappings from source ranges to counters.

Swift SVN r25266
This commit is contained in:
Justin Bogner
2015-02-13 08:42:15 +00:00
parent 186f03346a
commit d44090d29e
13 changed files with 614 additions and 3 deletions
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22
test/SILGen/coverage_closures.swift Normal file
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// RUN: %target-swift-frontend -profile-generate -profile-coverage-mapping -emit-sorted-sil -emit-sil -module-name coverage_closures %s | FileCheck %s
// CHECK-LABEL: sil_coverage_map {{.*}}// coverage_closures.foo
func foo() {
// CHECK: [[@LINE+1]]:12 -> [[@LINE+1]]:59 : 1
let c1 = { (i1 : Int32, i2 : Int32) -> Bool in i1 < i2 }
func f1(closure : (Int32, Int32) -> Bool) -> Bool {
// CHECK: [[@LINE-1]]:53 -> [[@LINE+3]]:4 : 2
// CHECK: [[@LINE+1]]:29 -> [[@LINE+1]]:42 : 3
return closure(0, 1) && closure(1, 0)
}
f1(c1)
// CHECK: [[@LINE+1]]:6 -> [[@LINE+1]]:27 : 4
f1 { i1, i2 in i1 > i2 }
// CHECK: [[@LINE+2]]:6 -> [[@LINE+2]]:48 : 5
// CHECK: [[@LINE+1]]:36 -> [[@LINE+1]]:46 : 6
f1 { left, right in left == 0 || right == 1 }
}
foo()