130 lines
3.5 KiB
LLVM
130 lines
3.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -reassociate -S | FileCheck %s
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define i32 @test1(i32 %a, i32 %b) {
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; CHECK-LABEL: @test1(
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; CHECK-NEXT: [[T2:%.*]] = mul i32 [[A:%.*]], [[A]]
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; CHECK-NEXT: [[T6:%.*]] = mul i32 [[A]], 2
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; CHECK-NEXT: [[REASS_ADD:%.*]] = add i32 [[T6]], [[B:%.*]]
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; CHECK-NEXT: [[REASS_MUL:%.*]] = mul i32 [[REASS_ADD]], [[B]]
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; CHECK-NEXT: [[T11:%.*]] = add i32 [[REASS_MUL]], [[T2]]
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; CHECK-NEXT: ret i32 [[T11]]
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;
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%t2 = mul i32 %a, %a
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%t5 = shl i32 %a, 1
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%t6 = mul i32 %t5, %b
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%t8 = mul i32 %b, %b
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%t7 = add i32 %t6, %t2
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%t11 = add i32 %t7, %t8
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ret i32 %t11
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}
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define i32 @test2(i32 %t) {
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; CHECK-LABEL: @test2(
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; CHECK-NEXT: [[REASS_MUL:%.*]] = mul i32 [[T:%.*]], 42
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; CHECK-NEXT: [[D:%.*]] = add i32 [[REASS_MUL]], 15
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; CHECK-NEXT: ret i32 [[D]]
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;
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%a = mul i32 %t, 6
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%b = mul i32 %t, 36
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%c = add i32 %b, 15
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%d = add i32 %c, %a
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ret i32 %d
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}
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; (x^8)
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define i32 @test3(i32 %x) {
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; CHECK-LABEL: @test3(
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; CHECK-NEXT: [[TMP1:%.*]] = mul i32 [[X:%.*]], [[X]]
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; CHECK-NEXT: [[TMP2:%.*]] = mul i32 [[TMP1]], [[TMP1]]
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; CHECK-NEXT: [[TMP3:%.*]] = mul i32 [[TMP2]], [[TMP2]]
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; CHECK-NEXT: ret i32 [[TMP3]]
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;
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%a = mul i32 %x, %x
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%b = mul i32 %a, %x
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%c = mul i32 %b, %x
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%d = mul i32 %c, %x
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%e = mul i32 %d, %x
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%f = mul i32 %e, %x
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%g = mul i32 %f, %x
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ret i32 %g
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}
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; (x^7)
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define i32 @test4(i32 %x) {
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; CHECK-LABEL: @test4(
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; CHECK-NEXT: [[TMP1:%.*]] = mul i32 [[X:%.*]], [[X]]
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; CHECK-NEXT: [[TMP2:%.*]] = mul i32 [[TMP1]], [[X]]
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; CHECK-NEXT: [[TMP3:%.*]] = mul i32 [[TMP2]], [[X]]
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; CHECK-NEXT: [[F:%.*]] = mul i32 [[TMP3]], [[TMP2]]
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; CHECK-NEXT: ret i32 [[F]]
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;
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%a = mul i32 %x, %x
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%b = mul i32 %a, %x
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%c = mul i32 %b, %x
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%d = mul i32 %c, %x
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%e = mul i32 %d, %x
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%f = mul i32 %e, %x
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ret i32 %f
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}
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; (x^4) * (y^2)
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define i32 @test5(i32 %x, i32 %y) {
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; CHECK-LABEL: @test5(
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; CHECK-NEXT: [[TMP1:%.*]] = mul i32 [[X:%.*]], [[X]]
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; CHECK-NEXT: [[TMP2:%.*]] = mul i32 [[TMP1]], [[Y:%.*]]
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; CHECK-NEXT: [[TMP3:%.*]] = mul i32 [[TMP2]], [[TMP2]]
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; CHECK-NEXT: ret i32 [[TMP3]]
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;
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%a = mul i32 %x, %y
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%b = mul i32 %a, %y
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%c = mul i32 %b, %x
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%d = mul i32 %c, %x
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%e = mul i32 %d, %x
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ret i32 %e
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}
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; (x^5) * (y^3) * z
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define i32 @test6(i32 %x, i32 %y, i32 %z) {
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; CHECK-LABEL: @test6(
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; CHECK-NEXT: [[TMP1:%.*]] = mul i32 [[X:%.*]], [[X]]
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; CHECK-NEXT: [[TMP2:%.*]] = mul i32 [[TMP1]], [[Y:%.*]]
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; CHECK-NEXT: [[F:%.*]] = mul i32 [[Y]], [[X]]
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; CHECK-NEXT: [[G:%.*]] = mul i32 [[F]], [[TMP2]]
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; CHECK-NEXT: [[TMP3:%.*]] = mul i32 [[G]], [[TMP2]]
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; CHECK-NEXT: [[H:%.*]] = mul i32 [[TMP3]], [[Z:%.*]]
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; CHECK-NEXT: ret i32 [[H]]
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;
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%a = mul i32 %x, %y
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%b = mul i32 %a, %x
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%c = mul i32 %b, %y
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%d = mul i32 %c, %x
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%e = mul i32 %d, %y
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%f = mul i32 %e, %x
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%g = mul i32 %f, %z
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%h = mul i32 %g, %x
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ret i32 %h
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}
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; (x^4) * (y^3) * (z^2)
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define i32 @test7(i32 %x, i32 %y, i32 %z) {
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; CHECK-LABEL: @test7(
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; CHECK-NEXT: [[TMP1:%.*]] = mul i32 [[X:%.*]], [[X]]
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; CHECK-NEXT: [[TMP2:%.*]] = mul i32 [[TMP1]], [[Y:%.*]]
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; CHECK-NEXT: [[TMP3:%.*]] = mul i32 [[TMP2]], [[Z:%.*]]
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; CHECK-NEXT: [[TMP4:%.*]] = mul i32 [[TMP3]], [[Y]]
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; CHECK-NEXT: [[H:%.*]] = mul i32 [[TMP4]], [[TMP3]]
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; CHECK-NEXT: ret i32 [[H]]
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;
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%a = mul i32 %y, %x
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%b = mul i32 %a, %z
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%c = mul i32 %b, %z
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%d = mul i32 %c, %x
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%e = mul i32 %d, %y
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%f = mul i32 %e, %y
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%g = mul i32 %f, %x
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%h = mul i32 %g, %x
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ret i32 %h
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}
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