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llvm-mirror/test/CodeGen/PowerPC/setcc-logic.ll
Benjamin Kramer b502174415 [PPC] Also disable the pre-emit version of reg+reg to reg+imm transformation. 
This has the same issue as the early pass disabled in r321010.

llvm-svn: 321013
2017-12-18 19:21:56 +00:00

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LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -ppc-gpr-icmps=all -verify-machineinstrs -mtriple=powerpc64le-unknown-unknown -ppc-convert-rr-to-ri=true | FileCheck %s
define zeroext i1 @all_bits_clear(i32 %P, i32 %Q) {
; CHECK-LABEL: all_bits_clear:
; CHECK: # %bb.0:
; CHECK-NEXT: or 3, 3, 4
; CHECK-NEXT: cntlzw 3, 3
; CHECK-NEXT: srwi 3, 3, 5
; CHECK-NEXT: blr
%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) {
; CHECK-LABEL: all_sign_bits_clear:
; CHECK: # %bb.0:
; CHECK-NEXT: or 3, 3, 4
; CHECK-NEXT: nor 3, 3, 3
; CHECK-NEXT: srwi 3, 3, 31
; CHECK-NEXT: blr
%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) {
; CHECK-LABEL: all_bits_set:
; CHECK: # %bb.0:
; CHECK-NEXT: li 5, -1
; CHECK-NEXT: and 3, 3, 4
; CHECK-NEXT: xor 3, 3, 5
; CHECK-NEXT: cntlzw 3, 3
; CHECK-NEXT: srwi 3, 3, 5
; CHECK-NEXT: blr
%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) {
; CHECK-LABEL: all_sign_bits_set:
; CHECK: # %bb.0:
; CHECK-NEXT: and 3, 3, 4
; CHECK-NEXT: srwi 3, 3, 31
; CHECK-NEXT: blr
%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) {
; CHECK-LABEL: any_bits_set:
; CHECK: # %bb.0:
; CHECK-NEXT: or 3, 3, 4
; CHECK-NEXT: cntlzw 3, 3
; CHECK-NEXT: srwi 3, 3, 5
; CHECK-NEXT: xori 3, 3, 1
; CHECK-NEXT: blr
%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) {
; CHECK-LABEL: any_sign_bits_set:
; CHECK: # %bb.0:
; CHECK-NEXT: or 3, 3, 4
; CHECK-NEXT: srwi 3, 3, 31
; CHECK-NEXT: blr
%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) {
; CHECK-LABEL: any_bits_clear:
; CHECK: # %bb.0:
; CHECK-NEXT: li 5, -1
; CHECK-NEXT: and 3, 3, 4
; CHECK-NEXT: xor 3, 3, 5
; CHECK-NEXT: cntlzw 3, 3
; CHECK-NEXT: srwi 3, 3, 5
; CHECK-NEXT: xori 3, 3, 1
; CHECK-NEXT: blr
%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) {
; CHECK-LABEL: any_sign_bits_clear:
; CHECK: # %bb.0:
; CHECK-NEXT: and 3, 3, 4
; CHECK-NEXT: nor 3, 3, 3
; CHECK-NEXT: srwi 3, 3, 31
; CHECK-NEXT: blr
%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) {
; CHECK-LABEL: all_bits_clear_branch:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: or. 3, 3, 4
; CHECK-NEXT: bne 0, .LBB8_2
; CHECK-NEXT: # %bb.1: # %bb1
; CHECK-NEXT: li 3, 4
; CHECK-NEXT: blr
; CHECK-NEXT: .LBB8_2: # %return
; CHECK-NEXT: li 3, 192
; CHECK-NEXT: blr
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) {
; CHECK-LABEL: all_sign_bits_clear_branch:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: or 3, 3, 4
; CHECK-NEXT: cmpwi 0, 3, 0
; CHECK-NEXT: blt 0, .LBB9_2
; CHECK-NEXT: # %bb.1: # %bb1
; CHECK-NEXT: li 3, 4
; CHECK-NEXT: blr
; CHECK-NEXT: .LBB9_2: # %return
; CHECK-NEXT: li 3, 192
; CHECK-NEXT: blr
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) {
; CHECK-LABEL: all_bits_set_branch:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: and 3, 3, 4
; CHECK-NEXT: cmpwi 0, 3, -1
; CHECK-NEXT: bne 0, .LBB10_2
; CHECK-NEXT: # %bb.1: # %bb1
; CHECK-NEXT: li 3, 4
; CHECK-NEXT: blr
; CHECK-NEXT: .LBB10_2: # %return
; CHECK-NEXT: li 3, 192
; CHECK-NEXT: blr
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) {
; CHECK-LABEL: all_sign_bits_set_branch:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: and 3, 3, 4
; CHECK-NEXT: cmpwi 0, 3, -1
; CHECK-NEXT: bgt 0, .LBB11_2
; CHECK-NEXT: # %bb.1: # %bb1
; CHECK-NEXT: li 3, 4
; CHECK-NEXT: blr
; CHECK-NEXT: .LBB11_2: # %return
; CHECK-NEXT: li 3, 192
; CHECK-NEXT: blr
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) {
; CHECK-LABEL: any_bits_set_branch:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: or. 3, 3, 4
; CHECK-NEXT: beq 0, .LBB12_2
; CHECK-NEXT: # %bb.1: # %bb1
; CHECK-NEXT: li 3, 4
; CHECK-NEXT: blr
; CHECK-NEXT: .LBB12_2: # %return
; CHECK-NEXT: li 3, 192
; CHECK-NEXT: blr
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) {
; CHECK-LABEL: any_sign_bits_set_branch:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: or 3, 3, 4
; CHECK-NEXT: cmpwi 0, 3, -1
; CHECK-NEXT: bgt 0, .LBB13_2
; CHECK-NEXT: # %bb.1: # %bb1
; CHECK-NEXT: li 3, 4
; CHECK-NEXT: blr
; CHECK-NEXT: .LBB13_2: # %return
; CHECK-NEXT: li 3, 192
; CHECK-NEXT: blr
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) {
; CHECK-LABEL: any_bits_clear_branch:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: and 3, 3, 4
; CHECK-NEXT: cmpwi 0, 3, -1
; CHECK-NEXT: beq 0, .LBB14_2
; CHECK-NEXT: # %bb.1: # %bb1
; CHECK-NEXT: li 3, 4
; CHECK-NEXT: blr
; CHECK-NEXT: .LBB14_2: # %return
; CHECK-NEXT: li 3, 192
; CHECK-NEXT: blr
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) {
; CHECK-LABEL: any_sign_bits_clear_branch:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: and 3, 3, 4
; CHECK-NEXT: cmpwi 0, 3, 0
; CHECK-NEXT: blt 0, .LBB15_2
; CHECK-NEXT: # %bb.1: # %bb1
; CHECK-NEXT: li 3, 4
; CHECK-NEXT: blr
; CHECK-NEXT: .LBB15_2: # %return
; CHECK-NEXT: li 3, 192
; CHECK-NEXT: blr
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 <4 x i1> @all_bits_clear_vec(<4 x i32> %P, <4 x i32> %Q) {
; CHECK-LABEL: all_bits_clear_vec:
; CHECK: # %bb.0:
; CHECK-NEXT: xxlxor 36, 36, 36
; CHECK-NEXT: xxlor 34, 34, 35
; CHECK-NEXT: vcmpequw 2, 2, 4
; CHECK-NEXT: blr
%a = icmp eq <4 x i32> %P, zeroinitializer
%b = icmp eq <4 x i32> %Q, zeroinitializer
%c = and <4 x i1> %a, %b
ret <4 x i1> %c
}
define <4 x i1> @all_sign_bits_clear_vec(<4 x i32> %P, <4 x i32> %Q) {
; CHECK-LABEL: all_sign_bits_clear_vec:
; CHECK: # %bb.0:
; CHECK-NEXT: vspltisb 4, -1
; CHECK-NEXT: xxlor 34, 34, 35
; CHECK-NEXT: vcmpgtsw 2, 2, 4
; CHECK-NEXT: blr
%a = icmp sgt <4 x i32> %P, <i32 -1, i32 -1, i32 -1, i32 -1>
%b = icmp sgt <4 x i32> %Q, <i32 -1, i32 -1, i32 -1, i32 -1>
%c = and <4 x i1> %a, %b
ret <4 x i1> %c
}
define <4 x i1> @all_bits_set_vec(<4 x i32> %P, <4 x i32> %Q) {
; CHECK-LABEL: all_bits_set_vec:
; CHECK: # %bb.0:
; CHECK-NEXT: vspltisb 4, -1
; CHECK-NEXT: xxland 34, 34, 35
; CHECK-NEXT: vcmpequw 2, 2, 4
; CHECK-NEXT: blr
%a = icmp eq <4 x i32> %P, <i32 -1, i32 -1, i32 -1, i32 -1>
%b = icmp eq <4 x i32> %Q, <i32 -1, i32 -1, i32 -1, i32 -1>
%c = and <4 x i1> %a, %b
ret <4 x i1> %c
}
define <4 x i1> @all_sign_bits_set_vec(<4 x i32> %P, <4 x i32> %Q) {
; CHECK-LABEL: all_sign_bits_set_vec:
; CHECK: # %bb.0:
; CHECK-NEXT: xxlxor 36, 36, 36
; CHECK-NEXT: xxland 34, 34, 35
; CHECK-NEXT: vcmpgtsw 2, 4, 2
; CHECK-NEXT: blr
%a = icmp slt <4 x i32> %P, zeroinitializer
%b = icmp slt <4 x i32> %Q, zeroinitializer
%c = and <4 x i1> %a, %b
ret <4 x i1> %c
}
define <4 x i1> @any_bits_set_vec(<4 x i32> %P, <4 x i32> %Q) {
; CHECK-LABEL: any_bits_set_vec:
; CHECK: # %bb.0:
; CHECK-NEXT: xxlxor 36, 36, 36
; CHECK-NEXT: xxlor 34, 34, 35
; CHECK-NEXT: vcmpequw 2, 2, 4
; CHECK-NEXT: xxlnor 34, 34, 34
; CHECK-NEXT: blr
%a = icmp ne <4 x i32> %P, zeroinitializer
%b = icmp ne <4 x i32> %Q, zeroinitializer
%c = or <4 x i1> %a, %b
ret <4 x i1> %c
}
define <4 x i1> @any_sign_bits_set_vec(<4 x i32> %P, <4 x i32> %Q) {
; CHECK-LABEL: any_sign_bits_set_vec:
; CHECK: # %bb.0:
; CHECK-NEXT: xxlxor 36, 36, 36
; CHECK-NEXT: xxlor 34, 34, 35
; CHECK-NEXT: vcmpgtsw 2, 4, 2
; CHECK-NEXT: blr
%a = icmp slt <4 x i32> %P, zeroinitializer
%b = icmp slt <4 x i32> %Q, zeroinitializer
%c = or <4 x i1> %a, %b
ret <4 x i1> %c
}
define <4 x i1> @any_bits_clear_vec(<4 x i32> %P, <4 x i32> %Q) {
; CHECK-LABEL: any_bits_clear_vec:
; CHECK: # %bb.0:
; CHECK-NEXT: vspltisb 4, -1
; CHECK-NEXT: xxland 34, 34, 35
; CHECK-NEXT: vcmpequw 2, 2, 4
; CHECK-NEXT: xxlnor 34, 34, 34
; CHECK-NEXT: blr
%a = icmp ne <4 x i32> %P, <i32 -1, i32 -1, i32 -1, i32 -1>
%b = icmp ne <4 x i32> %Q, <i32 -1, i32 -1, i32 -1, i32 -1>
%c = or <4 x i1> %a, %b
ret <4 x i1> %c
}
define <4 x i1> @any_sign_bits_clear_vec(<4 x i32> %P, <4 x i32> %Q) {
; CHECK-LABEL: any_sign_bits_clear_vec:
; CHECK: # %bb.0:
; CHECK-NEXT: vspltisb 4, -1
; CHECK-NEXT: xxland 34, 34, 35
; CHECK-NEXT: vcmpgtsw 2, 2, 4
; CHECK-NEXT: blr
%a = icmp sgt <4 x i32> %P, <i32 -1, i32 -1, i32 -1, i32 -1>
%b = icmp sgt <4 x i32> %Q, <i32 -1, i32 -1, i32 -1, i32 -1>
%c = or <4 x i1> %a, %b
ret <4 x i1> %c
}
define zeroext i1 @ne_neg1_and_ne_zero(i64 %x) {
; CHECK-LABEL: ne_neg1_and_ne_zero:
; CHECK: # %bb.0:
; CHECK-NEXT: addi 3, 3, 1
; CHECK-NEXT: li 4, 1
; CHECK-NEXT: subfic 3, 3, 1
; CHECK-NEXT: subfe 3, 4, 4
; CHECK-NEXT: neg 3, 3
; CHECK-NEXT: blr
%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 @and_eq(i16 zeroext %a, i16 zeroext %b, i16 zeroext %c, i16 zeroext %d) {
; CHECK-LABEL: and_eq:
; CHECK: # %bb.0:
; CHECK-NEXT: xor 5, 5, 6
; CHECK-NEXT: xor 3, 3, 4
; CHECK-NEXT: or 3, 3, 5
; CHECK-NEXT: cntlzw 3, 3
; CHECK-NEXT: srwi 3, 3, 5
; CHECK-NEXT: blr
%cmp1 = icmp eq i16 %a, %b
%cmp2 = icmp eq i16 %c, %d
%and = and i1 %cmp1, %cmp2
ret i1 %and
}
define zeroext i1 @or_ne(i32 %a, i32 %b, i32 %c, i32 %d) {
; CHECK-LABEL: or_ne:
; CHECK: # %bb.0:
; CHECK-NEXT: xor 5, 5, 6
; CHECK-NEXT: xor 3, 3, 4
; CHECK-NEXT: or 3, 3, 5
; CHECK-NEXT: cntlzw 3, 3
; CHECK-NEXT: srwi 3, 3, 5
; CHECK-NEXT: xori 3, 3, 1
; CHECK-NEXT: blr
%cmp1 = icmp ne i32 %a, %b
%cmp2 = icmp ne i32 %c, %d
%or = or i1 %cmp1, %cmp2
ret i1 %or
}
; This should not be transformed because vector compares + bitwise logic are faster.
define <4 x i1> @and_eq_vec(<4 x i32> %a, <4 x i32> %b, <4 x i32> %c, <4 x i32> %d) {
; CHECK-LABEL: and_eq_vec:
; CHECK: # %bb.0:
; CHECK-NEXT: vcmpequw 2, 2, 3
; CHECK-NEXT: vcmpequw 19, 4, 5
; CHECK-NEXT: xxland 34, 34, 51
; CHECK-NEXT: blr
%cmp1 = icmp eq <4 x i32> %a, %b
%cmp2 = icmp eq <4 x i32> %c, %d
%and = and <4 x i1> %cmp1, %cmp2
ret <4 x i1> %and
}
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