[x86] add/consolidate tests for setcc+setcc+and/or; NFC

llvm-svn: 299238

3 files changed, 347 insertions, 72 deletions

diff --git a/llvm/test/CodeGen/X86/and-setcc.ll b/llvm/test/CodeGen/X86/and-setcc.ll
deleted file mode 100644
index 080331a4ab2..00000000000
--- a/llvm/test/CodeGen/X86/and-setcc.ll
+++ /dev/null
@@ -1,33 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
-
-define zeroext i1 @ne_neg1_and_ne_zero(i64 %x) nounwind {
-; CHECK-LABEL: ne_neg1_and_ne_zero:
-; CHECK:       # BB#0:
-; CHECK-NEXT:    incq %rdi
-; CHECK-NEXT:    cmpq $1, %rdi
-; CHECK-NEXT:    seta %al
-; CHECK-NEXT:    retq
-  %cmp1 = icmp ne i64 %x, -1
-  %cmp2 = icmp ne i64 %x, 0
-  %and = and i1 %cmp1, %cmp2
-  ret i1 %and
-}
-
-; PR32401 - https://bugs.llvm.org/show_bug.cgi?id=32401
-
-define zeroext i1 @cmpeq_logical(i8 %a, i8 %b, i8 %c, i8 %d) nounwind {
-; CHECK-LABEL: cmpeq_logical:
-; CHECK:       # BB#0:
-; CHECK-NEXT:    cmpb %sil, %dil
-; CHECK-NEXT:    sete %sil
-; CHECK-NEXT:    cmpb %cl, %dl
-; CHECK-NEXT:    sete %al
-; CHECK-NEXT:    andb %sil, %al
-; CHECK-NEXT:    retq
-  %cmp1 = icmp eq i8 %a, %b
-  %cmp2 = icmp eq i8 %c, %d
-  %and = and i1 %cmp1, %cmp2
-  ret i1 %and
-}
-
diff --git a/llvm/test/CodeGen/X86/brcond.ll b/llvm/test/CodeGen/X86/brcond.ll
index f4db3ba7fec..ce8a0dab98c 100644
--- a/llvm/test/CodeGen/X86/brcond.ll
+++ b/llvm/test/CodeGen/X86/brcond.ll
@@ -30,45 +30,6 @@ declare i32 @foo(...)
 declare i32 @bar(...)
 
 
-
-; PR3351 - (P == 0) & (Q == 0) -> (P|Q) == 0
-define i32 @test2(i32* %P, i32* %Q) nounwind ssp {
-entry:
-  %a = icmp eq i32* %P, null                    ; <i1> [#uses=1]
-  %b = icmp eq i32* %Q, null                    ; <i1> [#uses=1]
-  %c = and i1 %a, %b
-  br i1 %c, label %bb1, label %return
-
-bb1:                                              ; preds = %entry
-  ret i32 4
-
-return:                                           ; preds = %entry
-  ret i32 192
-; CHECK-LABEL: test2:
-; CHECK:	movl	4(%esp), %eax
-; CHECK-NEXT:	orl	8(%esp), %eax
-; CHECK-NEXT:	jne	LBB1_2
-}
-
-; PR3351 - (P != 0) | (Q != 0) -> (P|Q) != 0
-define i32 @test3(i32* %P, i32* %Q) nounwind ssp {
-entry:
-  %a = icmp ne i32* %P, null                    ; <i1> [#uses=1]
-  %b = icmp ne i32* %Q, null                    ; <i1> [#uses=1]
-  %c = or i1 %a, %b
-  br i1 %c, label %bb1, label %return
-
-bb1:                                              ; preds = %entry
-  ret i32 4
-
-return:                                           ; preds = %entry
-  ret i32 192
-; CHECK-LABEL: test3:
-; CHECK:	movl	4(%esp), %eax
-; CHECK-NEXT:	orl	8(%esp), %eax
-; CHECK-NEXT:	je	LBB2_2
-}
-
 ; <rdar://problem/7598384>:
 ;
 ;    jCC  L1
diff --git a/llvm/test/CodeGen/X86/setcc-logic.ll b/llvm/test/CodeGen/X86/setcc-logic.ll
new file mode 100644
index 00000000000..eca33130ecb
--- /dev/null
+++ b/llvm/test/CodeGen/X86/setcc-logic.ll
@@ -0,0 +1,347 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
+
+define zeroext i1 @all_bits_clear(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: all_bits_clear:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    orl %esi, %edi
+; CHECK-NEXT:    sete %al
+; CHECK-NEXT:    retq
+  %a = icmp eq i32 %P, 0
+  %b = icmp eq i32 %Q, 0
+  %c = and i1 %a, %b
+  ret i1 %c
+}
+
+define zeroext i1 @all_sign_bits_clear(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: all_sign_bits_clear:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    orl %esi, %edi
+; CHECK-NEXT:    setns %al
+; CHECK-NEXT:    retq
+  %a = icmp sgt i32 %P, -1
+  %b = icmp sgt i32 %Q, -1
+  %c = and i1 %a, %b
+  ret i1 %c
+}
+
+define zeroext i1 @all_bits_set(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: all_bits_set:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    andl %esi, %edi
+; CHECK-NEXT:    cmpl $-1, %edi
+; CHECK-NEXT:    sete %al
+; CHECK-NEXT:    retq
+  %a = icmp eq i32 %P, -1
+  %b = icmp eq i32 %Q, -1
+  %c = and i1 %a, %b
+  ret i1 %c
+}
+
+define zeroext i1 @all_sign_bits_set(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: all_sign_bits_set:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    testl %edi, %edi
+; CHECK-NEXT:    sets %cl
+; CHECK-NEXT:    testl %esi, %esi
+; CHECK-NEXT:    sets %al
+; CHECK-NEXT:    andb %cl, %al
+; CHECK-NEXT:    retq
+  %a = icmp slt i32 %P, 0
+  %b = icmp slt i32 %Q, 0
+  %c = and i1 %a, %b
+  ret i1 %c
+}
+
+define zeroext i1 @any_bits_set(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: any_bits_set:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    orl %esi, %edi
+; CHECK-NEXT:    setne %al
+; CHECK-NEXT:    retq
+  %a = icmp ne i32 %P, 0
+  %b = icmp ne i32 %Q, 0
+  %c = or i1 %a, %b
+  ret i1 %c
+}
+
+define zeroext i1 @any_sign_bits_set(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: any_sign_bits_set:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    orl %esi, %edi
+; CHECK-NEXT:    shrl $31, %edi
+; CHECK-NEXT:    movl %edi, %eax
+; CHECK-NEXT:    retq
+  %a = icmp slt i32 %P, 0
+  %b = icmp slt i32 %Q, 0
+  %c = or i1 %a, %b
+  ret i1 %c
+}
+
+define zeroext i1 @any_bits_clear(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: any_bits_clear:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    andl %esi, %edi
+; CHECK-NEXT:    cmpl $-1, %edi
+; CHECK-NEXT:    setne %al
+; CHECK-NEXT:    retq
+  %a = icmp ne i32 %P, -1
+  %b = icmp ne i32 %Q, -1
+  %c = or i1 %a, %b
+  ret i1 %c
+}
+
+define zeroext i1 @any_sign_bits_clear(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: any_sign_bits_clear:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    testl %esi, %edi
+; CHECK-NEXT:    setns %al
+; CHECK-NEXT:    retq
+  %a = icmp sgt i32 %P, -1
+  %b = icmp sgt i32 %Q, -1
+  %c = or i1 %a, %b
+  ret i1 %c
+}
+
+; PR3351 - (P == 0) & (Q == 0) -> (P|Q) == 0
+define i32 @all_bits_clear_branch(i32* %P, i32* %Q) nounwind {
+; CHECK-LABEL: all_bits_clear_branch:
+; CHECK:       # BB#0: # %entry
+; CHECK-NEXT:    orq %rsi, %rdi
+; CHECK-NEXT:    jne .LBB8_2
+; CHECK-NEXT:  # BB#1: # %bb1
+; CHECK-NEXT:    movl $4, %eax
+; CHECK-NEXT:    retq
+; CHECK-NEXT:  .LBB8_2: # %return
+; CHECK-NEXT:    movl $192, %eax
+; CHECK-NEXT:    retq
+entry:
+  %a = icmp eq i32* %P, null
+  %b = icmp eq i32* %Q, null
+  %c = and i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:
+  ret i32 4
+
+return:
+  ret i32 192
+}
+
+define i32 @all_sign_bits_clear_branch(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: all_sign_bits_clear_branch:
+; CHECK:       # BB#0: # %entry
+; CHECK-NEXT:    testl %edi, %edi
+; CHECK-NEXT:    js .LBB9_3
+; CHECK-NEXT:  # BB#1: # %entry
+; CHECK-NEXT:    testl %esi, %esi
+; CHECK-NEXT:    js .LBB9_3
+; CHECK-NEXT:  # BB#2: # %bb1
+; CHECK-NEXT:    movl $4, %eax
+; CHECK-NEXT:    retq
+; CHECK-NEXT:  .LBB9_3: # %return
+; CHECK-NEXT:    movl $192, %eax
+; CHECK-NEXT:    retq
+entry:
+  %a = icmp sgt i32 %P, -1
+  %b = icmp sgt i32 %Q, -1
+  %c = and i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:
+  ret i32 4
+
+return:
+  ret i32 192
+}
+
+define i32 @all_bits_set_branch(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: all_bits_set_branch:
+; CHECK:       # BB#0: # %entry
+; CHECK-NEXT:    cmpl $-1, %edi
+; CHECK-NEXT:    jne .LBB10_3
+; CHECK-NEXT:  # BB#1: # %entry
+; CHECK-NEXT:    cmpl $-1, %esi
+; CHECK-NEXT:    jne .LBB10_3
+; CHECK-NEXT:  # BB#2: # %bb1
+; CHECK-NEXT:    movl $4, %eax
+; CHECK-NEXT:    retq
+; CHECK-NEXT:  .LBB10_3: # %return
+; CHECK-NEXT:    movl $192, %eax
+; CHECK-NEXT:    retq
+entry:
+  %a = icmp eq i32 %P, -1
+  %b = icmp eq i32 %Q, -1
+  %c = and i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:
+  ret i32 4
+
+return:
+  ret i32 192
+}
+
+define i32 @all_sign_bits_set_branch(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: all_sign_bits_set_branch:
+; CHECK:       # BB#0: # %entry
+; CHECK-NEXT:    testl %edi, %edi
+; CHECK-NEXT:    jns .LBB11_3
+; CHECK-NEXT:  # BB#1: # %entry
+; CHECK-NEXT:    testl %esi, %esi
+; CHECK-NEXT:    jns .LBB11_3
+; CHECK-NEXT:  # BB#2: # %bb1
+; CHECK-NEXT:    movl $4, %eax
+; CHECK-NEXT:    retq
+; CHECK-NEXT:  .LBB11_3: # %return
+; CHECK-NEXT:    movl $192, %eax
+; CHECK-NEXT:    retq
+entry:
+  %a = icmp slt i32 %P, 0
+  %b = icmp slt i32 %Q, 0
+  %c = and i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:
+  ret i32 4
+
+return:
+  ret i32 192
+}
+
+; PR3351 - (P != 0) | (Q != 0) -> (P|Q) != 0
+define i32 @any_bits_set_branch(i32* %P, i32* %Q) nounwind {
+; CHECK-LABEL: any_bits_set_branch:
+; CHECK:       # BB#0: # %entry
+; CHECK-NEXT:    orq %rsi, %rdi
+; CHECK-NEXT:    je .LBB12_2
+; CHECK-NEXT:  # BB#1: # %bb1
+; CHECK-NEXT:    movl $4, %eax
+; CHECK-NEXT:    retq
+; CHECK-NEXT:  .LBB12_2: # %return
+; CHECK-NEXT:    movl $192, %eax
+; CHECK-NEXT:    retq
+entry:
+  %a = icmp ne i32* %P, null
+  %b = icmp ne i32* %Q, null
+  %c = or i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:
+  ret i32 4
+
+return:
+  ret i32 192
+}
+
+define i32 @any_sign_bits_set_branch(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: any_sign_bits_set_branch:
+; CHECK:       # BB#0: # %entry
+; CHECK-NEXT:    testl %edi, %edi
+; CHECK-NEXT:    js .LBB13_2
+; CHECK-NEXT:  # BB#1: # %entry
+; CHECK-NEXT:    testl %esi, %esi
+; CHECK-NEXT:    js .LBB13_2
+; CHECK-NEXT:  # BB#3: # %return
+; CHECK-NEXT:    movl $192, %eax
+; CHECK-NEXT:    retq
+; CHECK-NEXT:  .LBB13_2: # %bb1
+; CHECK-NEXT:    movl $4, %eax
+; CHECK-NEXT:    retq
+entry:
+  %a = icmp slt i32 %P, 0
+  %b = icmp slt i32 %Q, 0
+  %c = or i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:
+  ret i32 4
+
+return:
+  ret i32 192
+}
+
+define i32 @any_bits_clear_branch(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: any_bits_clear_branch:
+; CHECK:       # BB#0: # %entry
+; CHECK-NEXT:    cmpl $-1, %edi
+; CHECK-NEXT:    jne .LBB14_2
+; CHECK-NEXT:  # BB#1: # %entry
+; CHECK-NEXT:    cmpl $-1, %esi
+; CHECK-NEXT:    jne .LBB14_2
+; CHECK-NEXT:  # BB#3: # %return
+; CHECK-NEXT:    movl $192, %eax
+; CHECK-NEXT:    retq
+; CHECK-NEXT:  .LBB14_2: # %bb1
+; CHECK-NEXT:    movl $4, %eax
+; CHECK-NEXT:    retq
+entry:
+  %a = icmp ne i32 %P, -1
+  %b = icmp ne i32 %Q, -1
+  %c = or i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:
+  ret i32 4
+
+return:
+  ret i32 192
+}
+
+define i32 @any_sign_bits_clear_branch(i32 %P, i32 %Q) nounwind {
+; CHECK-LABEL: any_sign_bits_clear_branch:
+; CHECK:       # BB#0: # %entry
+; CHECK-NEXT:    testl %edi, %edi
+; CHECK-NEXT:    jns .LBB15_2
+; CHECK-NEXT:  # BB#1: # %entry
+; CHECK-NEXT:    testl %esi, %esi
+; CHECK-NEXT:    jns .LBB15_2
+; CHECK-NEXT:  # BB#3: # %return
+; CHECK-NEXT:    movl $192, %eax
+; CHECK-NEXT:    retq
+; CHECK-NEXT:  .LBB15_2: # %bb1
+; CHECK-NEXT:    movl $4, %eax
+; CHECK-NEXT:    retq
+entry:
+  %a = icmp sgt i32 %P, -1
+  %b = icmp sgt i32 %Q, -1
+  %c = or i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:
+  ret i32 4
+
+return:
+  ret i32 192
+}
+
+define zeroext i1 @ne_neg1_and_ne_zero(i64 %x) nounwind {
+; CHECK-LABEL: ne_neg1_and_ne_zero:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    incq %rdi
+; CHECK-NEXT:    cmpq $1, %rdi
+; CHECK-NEXT:    seta %al
+; CHECK-NEXT:    retq
+  %cmp1 = icmp ne i64 %x, -1
+  %cmp2 = icmp ne i64 %x, 0
+  %and = and i1 %cmp1, %cmp2
+  ret i1 %and
+}
+
+; PR32401 - https://bugs.llvm.org/show_bug.cgi?id=32401
+
+define zeroext i1 @cmpeq_logical(i8 %a, i8 %b, i8 %c, i8 %d) nounwind {
+; CHECK-LABEL: cmpeq_logical:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    cmpb %sil, %dil
+; CHECK-NEXT:    sete %sil
+; CHECK-NEXT:    cmpb %cl, %dl
+; CHECK-NEXT:    sete %al
+; CHECK-NEXT:    andb %sil, %al
+; CHECK-NEXT:    retq
+  %cmp1 = icmp eq i8 %a, %b
+  %cmp2 = icmp eq i8 %c, %d
+  %and = and i1 %cmp1, %cmp2
+  ret i1 %and
+}
+