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llvm-mirror/test/Other/print-debug-counter.ll
Bryan Chan a99283db0a [EarlyCSE] Verify hash code in regression tests
As discussed in D86843, -earlycse-debug-hash should be used in more regression
tests to catch inconsistency between the hashing and the equivalence check.

Differential Revision: https://reviews.llvm.org/D86863
2020-09-04 10:40:35 -04:00

33 lines
895 B
LLVM

; REQUIRES: asserts
; RUN: opt -S -debug-counter=early-cse-skip=1,early-cse-count=1 -early-cse -earlycse-debug-hash \
; RUN: -debug-counter=newgvn-vn-skip=1,newgvn-vn-count=2 -newgvn \
; RUN: -instcombine -print-debug-counter < %s 2>&1 | FileCheck %s
;; Test debug counter prints correct info in right order.
; CHECK-LABEL: Counters and values:
; CHECK: early-cse
; CHECK-SAME: {4,1,1}
; CHECK: instcombine-visit
; CHECK-SAME: {12,0,-1}
; CHECK: newgvn-vn
; CHECK-SAME: {9,1,2}
define i32 @f1(i32 %a, i32 %b) {
bb:
%add1 = add i32 %a, %b
%add2 = add i32 %a, %b
%add3 = add i32 %a, %b
%add4 = add i32 %a, %b
%ret1 = add i32 %add1, %add2
%ret2 = add i32 %add3, %add4
%ret = add i32 %ret1, %ret2
ret i32 %ret
}
define i32 @f2(i32 %a, i32 %b) {
bb:
%add1 = add i32 %a, %b
%add2 = add i32 %a, %b
%ret = add i32 %add1, %add2
ret i32 %ret
}