parent
d75d5d19ab
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5a2dbc2b3e
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@ -0,0 +1,10 @@
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LEVEL = ../../../..
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include $(LEVEL)/test/Makefile.tests
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TESTS := $(wildcard *.ll)
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all:: $(addprefix Output/, $(TESTS:%.ll=%.ll.out))
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Output/%.ll.out: %.ll Output/.dir $(LOPT)
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-$(TESTRUNR) $<
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; With reassociation, constant folding can eliminate the 12 and -12 constants.
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;
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; RUN: if as < %s | opt -reassociate -constprop -instcombine -die | dis | grep add
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; RUN: then exit 1
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; RUN: else exit 0
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; RUN: fi
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int "test"(int %arg) {
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%tmp1 = sub int -12, %arg
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%tmp2 = add int %tmp1, 12
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ret int %tmp2
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}
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; With reassociation, constant folding can eliminate the +/- 30 constants.
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;
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; RUN: if as < %s | opt -reassociate -constprop -instcombine -die | dis | grep 30
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; RUN: then exit 1
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; RUN: else exit 0
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; RUN: fi
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int "test"(int %reg109, int %reg1111) {
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%reg115 = add int %reg109, -30 ; <int> [#uses=1]
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%reg116 = add int %reg115, %reg1111 ; <int> [#uses=1]
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%reg117 = add int %reg116, 30 ; <int> [#uses=1]
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ret int %reg117
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}
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@ -0,0 +1,31 @@
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; Reassociation should apply to Add, Mul, And, Or, & Xor
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;
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; RUN: if as < %s | opt -reassociate -constprop -instcombine -die | dis | grep 12
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; RUN: then exit 1
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; RUN: else exit 0
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; RUN: fi
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int "test_mul"(int %arg) {
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%tmp1 = mul int 12, %arg
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%tmp2 = mul int %tmp1, 12
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ret int %tmp2
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}
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int "test_and"(int %arg) {
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%tmp1 = and int 14, %arg
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%tmp2 = and int %tmp1, 14
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ret int %tmp2
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}
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int "test_or"(int %arg) {
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%tmp1 = or int 14, %arg
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%tmp2 = or int %tmp1, 14
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ret int %tmp2
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}
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int "test_xor"(int %arg) {
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%tmp1 = xor int 12, %arg
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%tmp2 = xor int %tmp1, 12
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ret int %tmp2
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}
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