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[InstCombine] [NFC] [Tests] Fold Select with AND/OR condition - fixed

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Differential Revision: https://reviews.llvm.org/D49933

llvm-svn: 338161
This commit is contained in:
David Bolvansky 2018-07-27 20:29:32 +00:00
parent f90edbe3d6
commit 173484d78c
2 changed files with 0 additions and 401 deletions
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200
llvm/test/Transforms/InstCombine/select-and-cmp.ll
View File

@ -198,203 +198,3 @@ define i32 @select_and_icmp_bad_op_2(i32 %x, i32 %y, i32 %z, i32 %k) {
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s
target triple = "x86_64-unknown-linux-gnu"
define i32 @select_and_icmp(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %z
%B = icmp eq i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define <2 x i8> @select_and_icmp_vec(<2 x i8> %x, <2 x i8> %y, <2 x i8> %z) {
; CHECK-LABEL: @select_and_icmp_vec(
; CHECK-NEXT: [[A:%.*]] = icmp eq <2 x i8> [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq <2 x i8> [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and <2 x i1> [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select <2 x i1> [[C]], <2 x i8> [[Z]], <2 x i8> [[X]]
; CHECK-NEXT: ret <2 x i8> [[D]]
;
%A = icmp eq <2 x i8> %x, %z
%B = icmp eq <2 x i8> %y, %z
%C = and <2 x i1> %A, %B
%D = select <2 x i1> %C, <2 x i8> %z, <2 x i8> %x
ret <2 x i8> %D
}
define i32 @select_and_icmp2(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp2(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[Y]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %z
%B = icmp eq i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %y
ret i32 %D
}
define i32 @select_and_inv_icmp(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_inv_icmp(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[B]], [[A]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %z
%B = icmp eq i32 %y, %z
%C = and i1 %B , %A
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_inv(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp_inv(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[Z:%.*]], [[X:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Z]], [[Y:%.*]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %z, %x
%B = icmp eq i32 %z, %y
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
; Negative tests
define i32 @select_and_icmp_pred_bad_1(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp_pred_bad_1(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %z
%B = icmp ne i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_pred_bad_2(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp_pred_bad_2(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %z
%B = icmp eq i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_pred_bad_3(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp_pred_bad_3(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %z
%B = icmp ne i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_pred_bad_4(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp_pred_bad_4(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %z
%B = icmp eq i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_bad_true_val(i32 %x, i32 %y, i32 %z, i32 %k) {
; CHECK-LABEL: @select_and_icmp_bad_true_val(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[K:%.*]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %z
%B = icmp eq i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %k, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_bad_false_val(i32 %x, i32 %y, i32 %z, i32 %k) {
; CHECK-LABEL: @select_and_icmp_bad_false_val(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[K:%.*]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %z
%B = icmp eq i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %k
ret i32 %D
}
define i32 @select_and_icmp_bad_op(i32 %x, i32 %y, i32 %z, i32 %k) {
; CHECK-LABEL: @select_and_icmp_bad_op(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[K:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X:%.*]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %k, %z
%B = icmp eq i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_bad_op_2(i32 %x, i32 %y, i32 %z, i32 %k) {
; CHECK-LABEL: @select_and_icmp_bad_op_2(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[K:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %k
%B = icmp eq i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}

201
llvm/test/Transforms/InstCombine/select-or-cmp.ll
View File

@ -185,207 +185,6 @@ define i32 @select_or_icmp_bad_op(i32 %x, i32 %y, i32 %z, i32 %k) {
}
define i32 @select_or_icmp_bad_op_2(i32 %x, i32 %y, i32 %z, i32 %k) {
; CHECK-LABEL: @select_or_icmp_bad_op_2(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[K:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %k
%B = icmp ne i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s
target triple = "x86_64-unknown-linux-gnu"
define i32 @select_or_icmp(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_or_icmp(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %z
%B = icmp ne i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define <2 x i8> @select_or_icmp_vec(<2 x i8> %x, <2 x i8> %y, <2 x i8> %z) {
; CHECK-LABEL: @select_or_icmp_vec(
; CHECK-NEXT: [[A:%.*]] = icmp ne <2 x i8> [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne <2 x i8> [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or <2 x i1> [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select <2 x i1> [[C]], <2 x i8> [[Z]], <2 x i8> [[X]]
; CHECK-NEXT: ret <2 x i8> [[D]]
;
%A = icmp ne <2 x i8> %x, %z
%B = icmp ne <2 x i8> %y, %z
%C = or <2 x i1> %A, %B
%D = select <2 x i1> %C, <2 x i8> %z, <2 x i8> %x
ret <2 x i8> %D
}
define i32 @select_or_icmp2(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_or_icmp2(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[Y]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %z
%B = icmp ne i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %y
ret i32 %D
}
define i32 @select_or_inv_icmp(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_or_inv_icmp(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[B]], [[A]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %z
%B = icmp ne i32 %y, %z
%C = or i1 %B , %A
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_or_icmp_inv(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_or_icmp_inv(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[Z:%.*]], [[X:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Z]], [[Y:%.*]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %z, %x
%B = icmp ne i32 %z, %y
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
; Negative tests
define i32 @select_and_icmp_pred_bad_1(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp_pred_bad_1(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %z
%B = icmp ne i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_pred_bad_2(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp_pred_bad_2(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %z
%B = icmp eq i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_pred_bad_3(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp_pred_bad_3(
; CHECK-NEXT: [[A:%.*]] = icmp eq i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp eq i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp eq i32 %x, %z
%B = icmp eq i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_and_icmp_pred_bad_4(i32 %x, i32 %y, i32 %z) {
; CHECK-LABEL: @select_and_icmp_pred_bad_4(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = and i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %z
%B = icmp ne i32 %y, %z
%C = and i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_or_icmp_bad_true_val(i32 %x, i32 %y, i32 %z, i32 %k) {
; CHECK-LABEL: @select_or_icmp_bad_true_val(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[K:%.*]], i32 [[X]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %z
%B = icmp ne i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %k, i32 %x
ret i32 %D
}
define i32 @select_or_icmp_bad_false_val(i32 %x, i32 %y, i32 %z, i32 %k) {
; CHECK-LABEL: @select_or_icmp_bad_false_val(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[K:%.*]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %x, %z
%B = icmp ne i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %k
ret i32 %D
}
define i32 @select_or_icmp_bad_op(i32 %x, i32 %y, i32 %z, i32 %k) {
; CHECK-LABEL: @select_or_icmp_bad_op(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[K:%.*]], [[Z:%.*]]
; CHECK-NEXT: [[B:%.*]] = icmp ne i32 [[Y:%.*]], [[Z]]
; CHECK-NEXT: [[C:%.*]] = or i1 [[A]], [[B]]
; CHECK-NEXT: [[D:%.*]] = select i1 [[C]], i32 [[Z]], i32 [[X:%.*]]
; CHECK-NEXT: ret i32 [[D]]
;
%A = icmp ne i32 %k, %z
%B = icmp ne i32 %y, %z
%C = or i1 %A, %B
%D = select i1 %C, i32 %z, i32 %x
ret i32 %D
}
define i32 @select_or_icmp_bad_op_2(i32 %x, i32 %y, i32 %z, i32 %k) {
; CHECK-LABEL: @select_or_icmp_bad_op_2(
; CHECK-NEXT: [[A:%.*]] = icmp ne i32 [[X:%.*]], [[K:%.*]]