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; RUN: opt < %s -passes='print<branch-prob>' -disable-output 2>&1 | FileCheck %s
define i32 @cmp1(i32* readnone %0, i32* readnone %1) {
; CHECK: Printing analysis results of BPI for function 'cmp1':
%3 = icmp eq i32* %0, %1
br i1 %3, label %4, label %6
; CHECK: edge -> probability is 0x30000000 / 0x80000000 = 37.50%
; CHECK: edge -> probability is 0x50000000 / 0x80000000 = 62.50%
4: ; preds = %2
%5 = tail call i32 bitcast (i32 (...)* @f to i32 ()*)() #2
br label %8
; CHECK: edge -> probability is 0x80000000 / 0x80000000 = 100.00% [HOT edge]
6: ; preds = %2
%7 = tail call i32 bitcast (i32 (...)* @g to i32 ()*)() #2
br label %8
; CHECK: edge -> probability is 0x80000000 / 0x80000000 = 100.00% [HOT edge]
8: ; preds = %6, %4
%9 = phi i32 [ %5, %4 ], [ %7, %6 ]
ret i32 %9
}
define i32 @cmp2(i32* readnone %0, i32* readnone %1) {
; CHECK: Printing analysis results of BPI for function 'cmp2':
%3 = icmp eq i32* %0, %1
br i1 %3, label %6, label %4
; CHECK: edge -> probability is 0x30000000 / 0x80000000 = 37.50%
; CHECK: edge -> probability is 0x50000000 / 0x80000000 = 62.50%
4: ; preds = %2
%5 = tail call i32 bitcast (i32 (...)* @f to i32 ()*)() #2
br label %8
; CHECK: edge -> probability is 0x80000000 / 0x80000000 = 100.00% [HOT edge]
6: ; preds = %2
%7 = tail call i32 bitcast (i32 (...)* @g to i32 ()*)() #2
br label %8
; CHECK: edge -> probability is 0x80000000 / 0x80000000 = 100.00% [HOT edge]
8: ; preds = %6, %4
%9 = phi i32 [ %5, %4 ], [ %7, %6 ]
ret i32 %9
}
; CHECK: Printing analysis results of BPI for function 'cmp3':
define i32 @cmp3(i32* readnone %0) {
%2 = icmp eq i32* %0, null
br i1 %2, label %3, label %5
; CHECK: edge -> probability is 0x30000000 / 0x80000000 = 37.50%
; CHECK: edge -> probability is 0x50000000 / 0x80000000 = 62.50%
3: ; preds = %1
%4 = tail call i32 bitcast (i32 (...)* @f to i32 ()*)() #2
br label %7
; CHECK: edge -> probability is 0x80000000 / 0x80000000 = 100.00% [HOT edge]
5: ; preds = %1
%6 = tail call i32 bitcast (i32 (...)* @g to i32 ()*)() #2
br label %7
; CHECK: edge -> probability is 0x80000000 / 0x80000000 = 100.00% [HOT edge]
7: ; preds = %5, %3
%8 = phi i32 [ %6, %5 ], [ %4, %3 ]
ret i32 %8
}
declare dso_local i32 @f(...) local_unnamed_addr #1
declare dso_local i32 @g(...) local_unnamed_addr #1
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