[llvm] r294034 - [InstCombine] auto-generate better test checks; NFC
Sanjay Patel via llvm-commits
llvm-commits at lists.llvm.org
Fri Feb 3 12:19:33 PST 2017
Author: spatel
Date: Fri Feb 3 14:19:33 2017
New Revision: 294034
URL: http://llvm.org/viewvc/llvm-project?rev=294034&view=rev
Log:
[InstCombine] auto-generate better test checks; NFC
Modified:
llvm/trunk/test/Transforms/InstCombine/bswap-fold.ll
Modified: llvm/trunk/test/Transforms/InstCombine/bswap-fold.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/bswap-fold.ll?rev=294034&r1=294033&r2=294034&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/bswap-fold.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/bswap-fold.ll Fri Feb 3 14:19:33 2017
@@ -1,68 +1,75 @@
; RUN: opt < %s -instcombine -S | FileCheck %s
-define i1 @test1(i16 %tmp2) {
-; CHECK-LABEL: @test1
-; CHECK-NEXT: %tmp = icmp eq i16 %tmp2, 256
-; CHECK-NEXT: ret i1 %tmp
- %tmp10 = call i16 @llvm.bswap.i16( i16 %tmp2 )
- %tmp = icmp eq i16 %tmp10, 1
- ret i1 %tmp
+define i1 @test1(i16 %t) {
+; CHECK-LABEL: @test1(
+; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i16 %t, 256
+; CHECK-NEXT: ret i1 [[TMP2]]
+;
+ %tmp1 = call i16 @llvm.bswap.i16( i16 %t )
+ %tmp2 = icmp eq i16 %tmp1, 1
+ ret i1 %tmp2
}
define i1 @test2(i32 %tmp) {
-; CHECK-LABEL: @test2
-; CHECK-NEXT: %tmp.upgrd.1 = icmp eq i32 %tmp, 16777216
-; CHECK-NEXT: ret i1 %tmp.upgrd.1
- %tmp34 = tail call i32 @llvm.bswap.i32( i32 %tmp )
- %tmp.upgrd.1 = icmp eq i32 %tmp34, 1
- ret i1 %tmp.upgrd.1
+; CHECK-LABEL: @test2(
+; CHECK-NEXT: [[TMP_UPGRD_1:%.*]] = icmp eq i32 %tmp, 16777216
+; CHECK-NEXT: ret i1 [[TMP_UPGRD_1]]
+;
+ %tmp34 = tail call i32 @llvm.bswap.i32( i32 %tmp )
+ %tmp.upgrd.1 = icmp eq i32 %tmp34, 1
+ ret i1 %tmp.upgrd.1
}
define i1 @test3(i64 %tmp) {
-; CHECK-LABEL: @test3
-; CHECK-NEXT: %tmp.upgrd.2 = icmp eq i64 %tmp, 72057594037927936
-; CHECK-NEXT: ret i1 %tmp.upgrd.2
- %tmp34 = tail call i64 @llvm.bswap.i64( i64 %tmp )
- %tmp.upgrd.2 = icmp eq i64 %tmp34, 1
- ret i1 %tmp.upgrd.2
+; CHECK-LABEL: @test3(
+; CHECK-NEXT: [[TMP_UPGRD_2:%.*]] = icmp eq i64 %tmp, 72057594037927936
+; CHECK-NEXT: ret i1 [[TMP_UPGRD_2]]
+;
+ %tmp34 = tail call i64 @llvm.bswap.i64( i64 %tmp )
+ %tmp.upgrd.2 = icmp eq i64 %tmp34, 1
+ ret i1 %tmp.upgrd.2
}
; rdar://5992453
; A & 255
define i32 @test4(i32 %a) nounwind {
-; CHECK-LABEL: @test4
-; CHECK-NEXT: %tmp2 = and i32 %a, 255
-; CHECK-NEXT: ret i32 %tmp2
- %tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
- %tmp4 = lshr i32 %tmp2, 24
- ret i32 %tmp4
+; CHECK-LABEL: @test4(
+; CHECK-NEXT: [[TMP2:%.*]] = and i32 %a, 255
+; CHECK-NEXT: ret i32 [[TMP2]]
+;
+ %tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
+ %tmp4 = lshr i32 %tmp2, 24
+ ret i32 %tmp4
}
; A
define i32 @test5(i32 %a) nounwind {
-; CHECK-LABEL: @test5
-; CHECK-NEXT: ret i32 %a
- %tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
- %tmp4 = tail call i32 @llvm.bswap.i32( i32 %tmp2 )
- ret i32 %tmp4
+; CHECK-LABEL: @test5(
+; CHECK-NEXT: ret i32 %a
+;
+ %tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
+ %tmp4 = tail call i32 @llvm.bswap.i32( i32 %tmp2 )
+ ret i32 %tmp4
}
; a >> 24
define i32 @test6(i32 %a) nounwind {
-; CHECK-LABEL: @test6
-; CHECK-NEXT: %tmp2 = lshr i32 %a, 24
-; CHECK-NEXT: ret i32 %tmp2
- %tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
- %tmp4 = and i32 %tmp2, 255
- ret i32 %tmp4
+; CHECK-LABEL: @test6(
+; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 %a, 24
+; CHECK-NEXT: ret i32 [[TMP2]]
+;
+ %tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
+ %tmp4 = and i32 %tmp2, 255
+ ret i32 %tmp4
}
; PR5284
define i16 @test7(i32 %A) {
-; CHECK-LABEL: @test7
-; CHECK-NEXT: %1 = lshr i32 %A, 16
-; CHECK-NEXT: %D = trunc i32 %1 to i16
-; CHECK-NEXT: ret i16 %D
+; CHECK-LABEL: @test7(
+; CHECK-NEXT: [[TMP1:%.*]] = lshr i32 %A, 16
+; CHECK-NEXT: [[D:%.*]] = trunc i32 [[TMP1]] to i16
+; CHECK-NEXT: ret i16 [[D]]
+;
%B = tail call i32 @llvm.bswap.i32(i32 %A) nounwind
%C = trunc i32 %B to i16
%D = tail call i16 @llvm.bswap.i16(i16 %C) nounwind
@@ -70,11 +77,12 @@ define i16 @test7(i32 %A) {
}
define i16 @test8(i64 %A) {
-; CHECK-LABEL: @test8
-; CHECK-NEXT: %1 = lshr i64 %A, 48
-; CHECK-NEXT: %D = trunc i64 %1 to i16
-; CHECK-NEXT: ret i16 %D
- %B = tail call i64 @llvm.bswap.i64(i64 %A) nounwind
+; CHECK-LABEL: @test8(
+; CHECK-NEXT: [[TMP1:%.*]] = lshr i64 %A, 48
+; CHECK-NEXT: [[D:%.*]] = trunc i64 [[TMP1]] to i16
+; CHECK-NEXT: ret i16 [[D]]
+;
+ %B = tail call i64 @llvm.bswap.i64(i64 %A) nounwind
%C = trunc i64 %B to i16
%D = tail call i16 @llvm.bswap.i16(i16 %C) nounwind
ret i16 %D
@@ -82,8 +90,9 @@ define i16 @test8(i64 %A) {
; Misc: Fold bswap(undef) to undef.
define i64 @foo() {
-; CHECK-LABEL: @foo
-; CHECK-NEXT: ret i64 undef
+; CHECK-LABEL: @foo(
+; CHECK-NEXT: ret i64 undef
+;
%a = call i64 @llvm.bswap.i64(i64 undef)
ret i64 %a
}
@@ -92,20 +101,22 @@ define i64 @foo() {
; Fold: OP( BSWAP(x), BSWAP(y) ) -> BSWAP( OP(x, y) )
; Fold: OP( BSWAP(x), CONSTANT ) -> BSWAP( OP(x, BSWAP(CONSTANT) ) )
define i16 @bs_and16i(i16 %a, i16 %b) #0 {
-; CHECK-LABEL: @bs_and16i
-; CHECK-NEXT: %1 = and i16 %a, 4391
-; CHECK-NEXT: %2 = call i16 @llvm.bswap.i16(i16 %1)
-; CHECK-NEXT: ret i16 %2
+; CHECK-LABEL: @bs_and16i(
+; CHECK-NEXT: [[TMP1:%.*]] = and i16 %a, 4391
+; CHECK-NEXT: [[TMP2:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP1]])
+; CHECK-NEXT: ret i16 [[TMP2]]
+;
%1 = tail call i16 @llvm.bswap.i16(i16 %a)
%2 = and i16 %1, 10001
ret i16 %2
}
define i16 @bs_and16(i16 %a, i16 %b) #0 {
-; CHECK-LABEL: @bs_and16
-; CHECK-NEXT: %1 = and i16 %a, %b
-; CHECK-NEXT: %2 = call i16 @llvm.bswap.i16(i16 %1)
-; CHECK-NEXT: ret i16 %2
+; CHECK-LABEL: @bs_and16(
+; CHECK-NEXT: [[TMP1:%.*]] = and i16 %a, %b
+; CHECK-NEXT: [[TMP2:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP1]])
+; CHECK-NEXT: ret i16 [[TMP2]]
+;
%tmp1 = tail call i16 @llvm.bswap.i16(i16 %a)
%tmp2 = tail call i16 @llvm.bswap.i16(i16 %b)
%tmp3 = and i16 %tmp1, %tmp2
@@ -113,10 +124,11 @@ define i16 @bs_and16(i16 %a, i16 %b) #0
}
define i16 @bs_or16(i16 %a, i16 %b) #0 {
-; CHECK-LABEL: @bs_or16
-; CHECK-NEXT: %1 = or i16 %a, %b
-; CHECK-NEXT: %2 = call i16 @llvm.bswap.i16(i16 %1)
-; CHECK-NEXT: ret i16 %2
+; CHECK-LABEL: @bs_or16(
+; CHECK-NEXT: [[TMP1:%.*]] = or i16 %a, %b
+; CHECK-NEXT: [[TMP2:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP1]])
+; CHECK-NEXT: ret i16 [[TMP2]]
+;
%tmp1 = tail call i16 @llvm.bswap.i16(i16 %a)
%tmp2 = tail call i16 @llvm.bswap.i16(i16 %b)
%tmp3 = or i16 %tmp1, %tmp2
@@ -124,10 +136,11 @@ define i16 @bs_or16(i16 %a, i16 %b) #0 {
}
define i16 @bs_xor16(i16 %a, i16 %b) #0 {
-; CHECK-LABEL: @bs_xor16
-; CHECK-NEXT: %1 = xor i16 %a, %b
-; CHECK-NEXT: %2 = call i16 @llvm.bswap.i16(i16 %1)
-; CHECK-NEXT: ret i16 %2
+; CHECK-LABEL: @bs_xor16(
+; CHECK-NEXT: [[TMP1:%.*]] = xor i16 %a, %b
+; CHECK-NEXT: [[TMP2:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP1]])
+; CHECK-NEXT: ret i16 [[TMP2]]
+;
%tmp1 = tail call i16 @llvm.bswap.i16(i16 %a)
%tmp2 = tail call i16 @llvm.bswap.i16(i16 %b)
%tmp3 = xor i16 %tmp1, %tmp2
@@ -135,20 +148,22 @@ define i16 @bs_xor16(i16 %a, i16 %b) #0
}
define i32 @bs_and32i(i32 %a, i32 %b) #0 {
-; CHECK-LABEL: @bs_and32i
-; CHECK-NEXT: %1 = and i32 %a, -1585053440
-; CHECK-NEXT: %2 = call i32 @llvm.bswap.i32(i32 %1)
-; CHECK-NEXT: ret i32 %2
+; CHECK-LABEL: @bs_and32i(
+; CHECK-NEXT: [[TMP1:%.*]] = and i32 %a, -1585053440
+; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP1]])
+; CHECK-NEXT: ret i32 [[TMP2]]
+;
%tmp1 = tail call i32 @llvm.bswap.i32(i32 %a)
%tmp2 = and i32 %tmp1, 100001
ret i32 %tmp2
}
define i32 @bs_and32(i32 %a, i32 %b) #0 {
-; CHECK-LABEL: @bs_and32
-; CHECK-NEXT: %1 = and i32 %a, %b
-; CHECK-NEXT: %2 = call i32 @llvm.bswap.i32(i32 %1)
-; CHECK-NEXT: ret i32 %2
+; CHECK-LABEL: @bs_and32(
+; CHECK-NEXT: [[TMP1:%.*]] = and i32 %a, %b
+; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP1]])
+; CHECK-NEXT: ret i32 [[TMP2]]
+;
%tmp1 = tail call i32 @llvm.bswap.i32(i32 %a)
%tmp2 = tail call i32 @llvm.bswap.i32(i32 %b)
%tmp3 = and i32 %tmp1, %tmp2
@@ -156,10 +171,11 @@ define i32 @bs_and32(i32 %a, i32 %b) #0
}
define i32 @bs_or32(i32 %a, i32 %b) #0 {
-; CHECK-LABEL: @bs_or32
-; CHECK-NEXT: %1 = or i32 %a, %b
-; CHECK-NEXT: %2 = call i32 @llvm.bswap.i32(i32 %1)
-; CHECK-NEXT: ret i32 %2
+; CHECK-LABEL: @bs_or32(
+; CHECK-NEXT: [[TMP1:%.*]] = or i32 %a, %b
+; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP1]])
+; CHECK-NEXT: ret i32 [[TMP2]]
+;
%tmp1 = tail call i32 @llvm.bswap.i32(i32 %a)
%tmp2 = tail call i32 @llvm.bswap.i32(i32 %b)
%tmp3 = or i32 %tmp1, %tmp2
@@ -167,10 +183,11 @@ define i32 @bs_or32(i32 %a, i32 %b) #0 {
}
define i32 @bs_xor32(i32 %a, i32 %b) #0 {
-; CHECK-LABEL: @bs_xor32
-; CHECK-NEXT: %1 = xor i32 %a, %b
-; CHECK-NEXT: %2 = call i32 @llvm.bswap.i32(i32 %1)
-; CHECK-NEXT: ret i32 %2
+; CHECK-LABEL: @bs_xor32(
+; CHECK-NEXT: [[TMP1:%.*]] = xor i32 %a, %b
+; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP1]])
+; CHECK-NEXT: ret i32 [[TMP2]]
+;
%tmp1 = tail call i32 @llvm.bswap.i32(i32 %a)
%tmp2 = tail call i32 @llvm.bswap.i32(i32 %b)
%tmp3 = xor i32 %tmp1, %tmp2
@@ -178,20 +195,22 @@ define i32 @bs_xor32(i32 %a, i32 %b) #0
}
define i64 @bs_and64i(i64 %a, i64 %b) #0 {
-; CHECK-LABEL: @bs_and64i
-; CHECK-NEXT: %1 = and i64 %a, 129085117527228416
-; CHECK-NEXT: %2 = call i64 @llvm.bswap.i64(i64 %1)
-; CHECK-NEXT: ret i64 %2
+; CHECK-LABEL: @bs_and64i(
+; CHECK-NEXT: [[TMP1:%.*]] = and i64 %a, 129085117527228416
+; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP1]])
+; CHECK-NEXT: ret i64 [[TMP2]]
+;
%tmp1 = tail call i64 @llvm.bswap.i64(i64 %a)
%tmp2 = and i64 %tmp1, 1000000001
ret i64 %tmp2
}
define i64 @bs_and64(i64 %a, i64 %b) #0 {
-; CHECK-LABEL: @bs_and64
-; CHECK-NEXT: %1 = and i64 %a, %b
-; CHECK-NEXT: %2 = call i64 @llvm.bswap.i64(i64 %1)
-; CHECK-NEXT: ret i64 %2
+; CHECK-LABEL: @bs_and64(
+; CHECK-NEXT: [[TMP1:%.*]] = and i64 %a, %b
+; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP1]])
+; CHECK-NEXT: ret i64 [[TMP2]]
+;
%tmp1 = tail call i64 @llvm.bswap.i64(i64 %a)
%tmp2 = tail call i64 @llvm.bswap.i64(i64 %b)
%tmp3 = and i64 %tmp1, %tmp2
@@ -199,10 +218,11 @@ define i64 @bs_and64(i64 %a, i64 %b) #0
}
define i64 @bs_or64(i64 %a, i64 %b) #0 {
-; CHECK-LABEL: @bs_or64
-; CHECK-NEXT: %1 = or i64 %a, %b
-; CHECK-NEXT: %2 = call i64 @llvm.bswap.i64(i64 %1)
-; CHECK-NEXT: ret i64 %2
+; CHECK-LABEL: @bs_or64(
+; CHECK-NEXT: [[TMP1:%.*]] = or i64 %a, %b
+; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP1]])
+; CHECK-NEXT: ret i64 [[TMP2]]
+;
%tmp1 = tail call i64 @llvm.bswap.i64(i64 %a)
%tmp2 = tail call i64 @llvm.bswap.i64(i64 %b)
%tmp3 = or i64 %tmp1, %tmp2
@@ -210,10 +230,11 @@ define i64 @bs_or64(i64 %a, i64 %b) #0 {
}
define i64 @bs_xor64(i64 %a, i64 %b) #0 {
-; CHECK-LABEL: @bs_xor64
-; CHECK-NEXT: %1 = xor i64 %a, %b
-; CHECK-NEXT: %2 = call i64 @llvm.bswap.i64(i64 %1)
-; CHECK-NEXT: ret i64 %2
+; CHECK-LABEL: @bs_xor64(
+; CHECK-NEXT: [[TMP1:%.*]] = xor i64 %a, %b
+; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP1]])
+; CHECK-NEXT: ret i64 [[TMP2]]
+;
%tmp1 = tail call i64 @llvm.bswap.i64(i64 %a)
%tmp2 = tail call i64 @llvm.bswap.i64(i64 %b)
%tmp3 = xor i64 %tmp1, %tmp2
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