[llvm] r306533 - [GlobalISel][X86] Support bitwise operations : G_AND, G_OR, G_XOR

Igor Breger via llvm-commits llvm-commits at lists.llvm.org
Wed Jun 28 04:39:05 PDT 2017


Author: ibreger
Date: Wed Jun 28 04:39:04 2017
New Revision: 306533

URL: http://llvm.org/viewvc/llvm-project?rev=306533&view=rev
Log:
[GlobalISel][X86] Support bitwise operations : G_AND, G_OR, G_XOR

Summary: Support G_AND, G_OR, G_XOR for i8/i16/i32/i64. Selection done via TableGen'erated code.

Reviewers: zvi, guyblank, aymanmus, m_zuckerman

Reviewed By: aymanmus

Subscribers: rovka, kristof.beyls, llvm-commits

Differential Revision: https://reviews.llvm.org/D34605

Added:
    llvm/trunk/test/CodeGen/X86/GlobalISel/and-scalar.ll
    llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-and-scalar.mir
    llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-or-scalar.mir
    llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-xor-scalar.mir
    llvm/trunk/test/CodeGen/X86/GlobalISel/or-scalar.ll
    llvm/trunk/test/CodeGen/X86/GlobalISel/select-and-scalar.mir
    llvm/trunk/test/CodeGen/X86/GlobalISel/select-or-scalar.mir
    llvm/trunk/test/CodeGen/X86/GlobalISel/select-xor-scalar.mir
    llvm/trunk/test/CodeGen/X86/GlobalISel/xor-scalar.ll
Modified:
    llvm/trunk/lib/Target/X86/X86LegalizerInfo.cpp
    llvm/trunk/test/CodeGen/X86/GlobalISel/regbankselect-X86_64.mir

Modified: llvm/trunk/lib/Target/X86/X86LegalizerInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86LegalizerInfo.cpp?rev=306533&r1=306532&r2=306533&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86LegalizerInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86LegalizerInfo.cpp Wed Jun 28 04:39:04 2017
@@ -56,7 +56,7 @@ void X86LegalizerInfo::setLegalizerInfo3
   const LLT s32 = LLT::scalar(32);
   const LLT s64 = LLT::scalar(64);
 
-  for (unsigned BinOp : {G_ADD, G_SUB, G_MUL})
+  for (unsigned BinOp : {G_ADD, G_SUB, G_MUL, G_AND, G_OR, G_XOR})
     for (auto Ty : {s8, s16, s32})
       setAction({BinOp, Ty}, Legal);
 
@@ -117,7 +117,7 @@ void X86LegalizerInfo::setLegalizerInfo6
   const LLT s32 = LLT::scalar(32);
   const LLT s64 = LLT::scalar(64);
 
-  for (unsigned BinOp : {G_ADD, G_SUB, G_MUL})
+  for (unsigned BinOp : {G_ADD, G_SUB, G_MUL, G_AND, G_OR, G_XOR})
     for (auto Ty : {s8, s16, s32, s64})
       setAction({BinOp, Ty}, Legal);
 

Added: llvm/trunk/test/CodeGen/X86/GlobalISel/and-scalar.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/and-scalar.ll?rev=306533&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/and-scalar.ll (added)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/and-scalar.ll Wed Jun 28 04:39:04 2017
@@ -0,0 +1,43 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=ALL
+
+define i8 @test_and_i8(i8 %arg1, i8 %arg2) {
+; ALL-LABEL: test_and_i8:
+; ALL:       # BB#0:
+; ALL-NEXT:    andb %dil, %sil
+; ALL-NEXT:    movl %esi, %eax
+; ALL-NEXT:    retq
+  %ret = and i8 %arg1, %arg2
+  ret i8 %ret
+}
+
+define i16 @test_and_i16(i16 %arg1, i16 %arg2) {
+; ALL-LABEL: test_and_i16:
+; ALL:       # BB#0:
+; ALL-NEXT:    andw %di, %si
+; ALL-NEXT:    movl %esi, %eax
+; ALL-NEXT:    retq
+  %ret = and i16 %arg1, %arg2
+  ret i16 %ret
+}
+
+define i32 @test_and_i32(i32 %arg1, i32 %arg2) {
+; ALL-LABEL: test_and_i32:
+; ALL:       # BB#0:
+; ALL-NEXT:    andl %edi, %esi
+; ALL-NEXT:    movl %esi, %eax
+; ALL-NEXT:    retq
+  %ret = and i32 %arg1, %arg2
+  ret i32 %ret
+}
+
+define i64 @test_and_i64(i64 %arg1, i64 %arg2) {
+; ALL-LABEL: test_and_i64:
+; ALL:       # BB#0:
+; ALL-NEXT:    andq %rdi, %rsi
+; ALL-NEXT:    movq %rsi, %rax
+; ALL-NEXT:    retq
+  %ret = and i64 %arg1, %arg2
+  ret i64 %ret
+}
+

Added: llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-and-scalar.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-and-scalar.mir?rev=306533&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-and-scalar.mir (added)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-and-scalar.mir Wed Jun 28 04:39:04 2017
@@ -0,0 +1,124 @@
+# RUN: llc -mtriple=x86_64-linux-gnu -global-isel -run-pass=legalizer %s -o - | FileCheck %s
+
+--- |
+  define i8 @test_and_i8() {
+    %ret = and i8 undef, undef
+    ret i8 %ret
+  }
+
+  define i16 @test_and_i16() {
+    %ret = and i16 undef, undef
+    ret i16 %ret
+  }
+
+  define i32 @test_and_i32() {
+    %ret = and i32 undef, undef
+    ret i32 %ret
+  }
+
+  define i64 @test_and_i64() {
+    %ret = and i64 undef, undef
+    ret i64 %ret
+  }
+
+...
+---
+name:            test_and_i8
+# CHECK-LABEL: name:  test_and_i8
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s8) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s8) = G_AND %0, %0
+# CHECK-NEXT:     %al = COPY %1(s8)
+# CHECK-NEXT:     RET 0, implicit %al
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s8) = IMPLICIT_DEF
+    %1(s8) = G_AND %0, %0
+    %al = COPY %1(s8)
+    RET 0, implicit %al
+
+...
+---
+name:            test_and_i16
+# CHECK-LABEL: name:  test_and_i16
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s16) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s16) = G_AND %0, %0
+# CHECK-NEXT:     %ax = COPY %1(s16)
+# CHECK-NEXT:     RET 0, implicit %ax
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s16) = IMPLICIT_DEF
+    %1(s16) = G_AND %0, %0
+    %ax = COPY %1(s16)
+    RET 0, implicit %ax
+
+...
+---
+name:            test_and_i32
+# CHECK-LABEL: name:  test_and_i32
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s32) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s32) = G_AND %0, %0
+# CHECK-NEXT:     %eax = COPY %1(s32)
+# CHECK-NEXT:     RET 0, implicit %eax
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s32) = IMPLICIT_DEF
+    %1(s32) = G_AND %0, %0
+    %eax = COPY %1(s32)
+    RET 0, implicit %eax
+
+...
+---
+name:            test_and_i64
+# CHECK-LABEL: name:  test_and_i64
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s64) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s64) = G_AND %0, %0
+# CHECK-NEXT:     %rax = COPY %1(s64)
+# CHECK-NEXT:     RET 0, implicit %rax
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s64) = IMPLICIT_DEF
+    %1(s64) = G_AND %0, %0
+    %rax = COPY %1(s64)
+    RET 0, implicit %rax
+
+...

Added: llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-or-scalar.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-or-scalar.mir?rev=306533&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-or-scalar.mir (added)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-or-scalar.mir Wed Jun 28 04:39:04 2017
@@ -0,0 +1,124 @@
+# RUN: llc -mtriple=x86_64-linux-gnu -global-isel -run-pass=legalizer %s -o - | FileCheck %s
+
+--- |
+  define i8 @test_or_i8() {
+    %ret = or i8 undef, undef
+    ret i8 %ret
+  }
+
+  define i16 @test_or_i16() {
+    %ret = or i16 undef, undef
+    ret i16 %ret
+  }
+
+  define i32 @test_or_i32() {
+    %ret = or i32 undef, undef
+    ret i32 %ret
+  }
+
+  define i64 @test_or_i64() {
+    %ret = or i64 undef, undef
+    ret i64 %ret
+  }
+
+...
+---
+name:            test_or_i8
+# CHECK-LABEL: name:  test_or_i8
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s8) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s8) = G_OR %0, %0
+# CHECK-NEXT:     %al = COPY %1(s8)
+# CHECK-NEXT:     RET 0, implicit %al
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s8) = IMPLICIT_DEF
+    %1(s8) = G_OR %0, %0
+    %al = COPY %1(s8)
+    RET 0, implicit %al
+
+...
+---
+name:            test_or_i16
+# CHECK-LABEL: name:  test_or_i16
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s16) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s16) = G_OR %0, %0
+# CHECK-NEXT:     %ax = COPY %1(s16)
+# CHECK-NEXT:     RET 0, implicit %ax
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s16) = IMPLICIT_DEF
+    %1(s16) = G_OR %0, %0
+    %ax = COPY %1(s16)
+    RET 0, implicit %ax
+
+...
+---
+name:            test_or_i32
+# CHECK-LABEL: name:  test_or_i32
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s32) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s32) = G_OR %0, %0
+# CHECK-NEXT:     %eax = COPY %1(s32)
+# CHECK-NEXT:     RET 0, implicit %eax
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s32) = IMPLICIT_DEF
+    %1(s32) = G_OR %0, %0
+    %eax = COPY %1(s32)
+    RET 0, implicit %eax
+
+...
+---
+name:            test_or_i64
+# CHECK-LABEL: name:  test_or_i64
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s64) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s64) = G_OR %0, %0
+# CHECK-NEXT:     %rax = COPY %1(s64)
+# CHECK-NEXT:     RET 0, implicit %rax
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s64) = IMPLICIT_DEF
+    %1(s64) = G_OR %0, %0
+    %rax = COPY %1(s64)
+    RET 0, implicit %rax
+
+...

Added: llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-xor-scalar.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-xor-scalar.mir?rev=306533&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-xor-scalar.mir (added)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/legalize-xor-scalar.mir Wed Jun 28 04:39:04 2017
@@ -0,0 +1,124 @@
+# RUN: llc -mtriple=x86_64-linux-gnu -global-isel -run-pass=legalizer %s -o - | FileCheck %s
+
+--- |
+  define i8 @test_xor_i8() {
+    %ret = xor i8 undef, undef
+    ret i8 %ret
+  }
+
+  define i16 @test_xor_i16() {
+    %ret = xor i16 undef, undef
+    ret i16 %ret
+  }
+
+  define i32 @test_xor_i32() {
+    %ret = xor i32 undef, undef
+    ret i32 %ret
+  }
+
+  define i64 @test_xor_i64() {
+    %ret = xor i64 undef, undef
+    ret i64 %ret
+  }
+
+...
+---
+name:            test_xor_i8
+# CHECK-LABEL: name:  test_xor_i8
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s8) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s8) = G_XOR %0, %0
+# CHECK-NEXT:     %al = COPY %1(s8)
+# CHECK-NEXT:     RET 0, implicit %al
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s8) = IMPLICIT_DEF
+    %1(s8) = G_XOR %0, %0
+    %al = COPY %1(s8)
+    RET 0, implicit %al
+
+...
+---
+name:            test_xor_i16
+# CHECK-LABEL: name:  test_xor_i16
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s16) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s16) = G_XOR %0, %0
+# CHECK-NEXT:     %ax = COPY %1(s16)
+# CHECK-NEXT:     RET 0, implicit %ax
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s16) = IMPLICIT_DEF
+    %1(s16) = G_XOR %0, %0
+    %ax = COPY %1(s16)
+    RET 0, implicit %ax
+
+...
+---
+name:            test_xor_i32
+# CHECK-LABEL: name:  test_xor_i32
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s32) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s32) = G_XOR %0, %0
+# CHECK-NEXT:     %eax = COPY %1(s32)
+# CHECK-NEXT:     RET 0, implicit %eax
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s32) = IMPLICIT_DEF
+    %1(s32) = G_XOR %0, %0
+    %eax = COPY %1(s32)
+    RET 0, implicit %eax
+
+...
+---
+name:            test_xor_i64
+# CHECK-LABEL: name:  test_xor_i64
+alignment:       4
+legalized:       false
+regBankSelected: false
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# CHECK:          %0(s64) = IMPLICIT_DEF
+# CHECK-NEXT:     %1(s64) = G_XOR %0, %0
+# CHECK-NEXT:     %rax = COPY %1(s64)
+# CHECK-NEXT:     RET 0, implicit %rax
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s64) = IMPLICIT_DEF
+    %1(s64) = G_XOR %0, %0
+    %rax = COPY %1(s64)
+    RET 0, implicit %rax
+
+...

Added: llvm/trunk/test/CodeGen/X86/GlobalISel/or-scalar.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/or-scalar.ll?rev=306533&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/or-scalar.ll (added)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/or-scalar.ll Wed Jun 28 04:39:04 2017
@@ -0,0 +1,43 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=ALL
+
+define i8 @test_or_i8(i8 %arg1, i8 %arg2) {
+; ALL-LABEL: test_or_i8:
+; ALL:       # BB#0:
+; ALL-NEXT:    orb %dil, %sil
+; ALL-NEXT:    movl %esi, %eax
+; ALL-NEXT:    retq
+  %ret = or i8 %arg1, %arg2
+  ret i8 %ret
+}
+
+define i16 @test_or_i16(i16 %arg1, i16 %arg2) {
+; ALL-LABEL: test_or_i16:
+; ALL:       # BB#0:
+; ALL-NEXT:    orw %di, %si
+; ALL-NEXT:    movl %esi, %eax
+; ALL-NEXT:    retq
+  %ret = or i16 %arg1, %arg2
+  ret i16 %ret
+}
+
+define i32 @test_or_i32(i32 %arg1, i32 %arg2) {
+; ALL-LABEL: test_or_i32:
+; ALL:       # BB#0:
+; ALL-NEXT:    orl %edi, %esi
+; ALL-NEXT:    movl %esi, %eax
+; ALL-NEXT:    retq
+  %ret = or i32 %arg1, %arg2
+  ret i32 %ret
+}
+
+define i64 @test_or_i64(i64 %arg1, i64 %arg2) {
+; ALL-LABEL: test_or_i64:
+; ALL:       # BB#0:
+; ALL-NEXT:    orq %rdi, %rsi
+; ALL-NEXT:    movq %rsi, %rax
+; ALL-NEXT:    retq
+  %ret = or i64 %arg1, %arg2
+  ret i64 %ret
+}
+

Modified: llvm/trunk/test/CodeGen/X86/GlobalISel/regbankselect-X86_64.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/regbankselect-X86_64.mir?rev=306533&r1=306532&r2=306533&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/regbankselect-X86_64.mir (original)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/regbankselect-X86_64.mir Wed Jun 28 04:39:04 2017
@@ -154,6 +154,26 @@
     ret i1 %r
   }
 
+  define i8 @test_xor_i8() {
+    %ret = xor i8 undef, undef
+    ret i8 %ret
+  }
+
+  define i16 @test_or_i16() {
+    %ret = or i16 undef, undef
+    ret i16 %ret
+  }
+
+  define i32 @test_and_i32() {
+    %ret = and i32 undef, undef
+    ret i32 %ret
+  }
+
+  define i64 @test_and_i64() {
+    %ret = and i64 undef, undef
+    ret i64 %ret
+  }
+
 ...
 ---
 name:            test_add_i8
@@ -968,3 +988,100 @@ body:             |
     RET 0, implicit %al
 
 ...
+---
+name:            test_xor_i8
+# CHECK-LABEL: name:  test_xor_i8
+alignment:       4
+legalized:       true
+regBankSelected: false
+# CHECK:       registers:
+# CHECK-NEXT:    - { id: 0, class: gpr, preferred-register: '' }
+# CHECK-NEXT:    - { id: 1, class: gpr, preferred-register: '' }
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s8) = IMPLICIT_DEF
+    %1(s8) = G_XOR %0, %0
+    %al = COPY %1(s8)
+    RET 0, implicit %al
+
+...
+---
+name:            test_or_i16
+# CHECK-LABEL: name:  test_or_i16
+alignment:       4
+legalized:       true
+regBankSelected: false
+# CHECK:       registers:
+# CHECK-NEXT:    - { id: 0, class: gpr, preferred-register: '' }
+# CHECK-NEXT:    - { id: 1, class: gpr, preferred-register: '' }
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s16) = IMPLICIT_DEF
+    %1(s16) = G_OR %0, %0
+    %ax = COPY %1(s16)
+    RET 0, implicit %ax
+
+...
+---
+name:            test_and_i32
+# CHECK-LABEL: name:  test_and_i32
+alignment:       4
+legalized:       true
+regBankSelected: false
+# CHECK:       registers:
+# CHECK-NEXT:    - { id: 0, class: gpr, preferred-register: '' }
+# CHECK-NEXT:    - { id: 1, class: gpr, preferred-register: '' }
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s32) = IMPLICIT_DEF
+    %1(s32) = G_AND %0, %0
+    %eax = COPY %1(s32)
+    RET 0, implicit %eax
+
+...
+---
+name:            test_and_i64
+# CHECK-LABEL: name:  test_and_i64
+alignment:       4
+legalized:       true
+regBankSelected: false
+# CHECK:       registers:
+# CHECK-NEXT:    - { id: 0, class: gpr, preferred-register: '' }
+# CHECK-NEXT:    - { id: 1, class: gpr, preferred-register: '' }
+registers:
+  - { id: 0, class: _, preferred-register: '' }
+  - { id: 1, class: _, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+body:             |
+  bb.1 (%ir-block.0):
+    %0(s64) = IMPLICIT_DEF
+    %1(s64) = G_AND %0, %0
+    %rax = COPY %1(s64)
+    RET 0, implicit %rax
+
+...
+

Added: llvm/trunk/test/CodeGen/X86/GlobalISel/select-and-scalar.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/select-and-scalar.mir?rev=306533&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/select-and-scalar.mir (added)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/select-and-scalar.mir Wed Jun 28 04:39:04 2017
@@ -0,0 +1,160 @@
+# RUN: llc -mtriple=x86_64-linux-gnu -global-isel -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL
+
+--- |
+  define i8 @test_and_i8(i8 %arg1, i8 %arg2) {
+    %ret = and i8 %arg1, %arg2
+    ret i8 %ret
+  }
+
+  define i16 @test_and_i16(i16 %arg1, i16 %arg2) {
+    %ret = and i16 %arg1, %arg2
+    ret i16 %ret
+  }
+
+  define i32 @test_and_i32(i32 %arg1, i32 %arg2) {
+    %ret = and i32 %arg1, %arg2
+    ret i32 %ret
+  }
+
+  define i64 @test_and_i64(i64 %arg1, i64 %arg2) {
+    %ret = and i64 %arg1, %arg2
+    ret i64 %ret
+  }
+
+...
+---
+name:            test_and_i8
+# ALL-LABEL: name:  test_and_i8
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr8, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr8, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr8, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %dil
+# ALL-NEXT:     %1 = COPY %sil
+# ALL-NEXT:     %2 = AND8rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %al = COPY %2
+# ALL-NEXT:     RET 0, implicit %al
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s8) = COPY %edi
+    %1(s8) = COPY %esi
+    %2(s8) = G_AND %0, %1
+    %al = COPY %2(s8)
+    RET 0, implicit %al
+
+...
+---
+name:            test_and_i16
+# ALL-LABEL: name:  test_and_i16
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr16, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr16, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr16, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %di
+# ALL-NEXT:     %1 = COPY %si
+# ALL-NEXT:     %2 = AND16rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %ax = COPY %2
+# ALL-NEXT:     RET 0, implicit %ax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s16) = COPY %edi
+    %1(s16) = COPY %esi
+    %2(s16) = G_AND %0, %1
+    %ax = COPY %2(s16)
+    RET 0, implicit %ax
+
+...
+---
+name:            test_and_i32
+# ALL-LABEL: name:  test_and_i32
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr32, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr32, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr32, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %edi
+# ALL-NEXT:     %1 = COPY %esi
+# ALL-NEXT:     %2 = AND32rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %eax = COPY %2
+# ALL-NEXT:     RET 0, implicit %eax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s32) = COPY %edi
+    %1(s32) = COPY %esi
+    %2(s32) = G_AND %0, %1
+    %eax = COPY %2(s32)
+    RET 0, implicit %eax
+
+...
+---
+name:            test_and_i64
+# ALL-LABEL: name:  test_and_i64
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr64, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr64, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr64, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %rdi
+# ALL-NEXT:     %1 = COPY %rsi
+# ALL-NEXT:     %2 = AND64rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %rax = COPY %2
+# ALL-NEXT:     RET 0, implicit %rax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %rdi, %rsi
+
+    %0(s64) = COPY %rdi
+    %1(s64) = COPY %rsi
+    %2(s64) = G_AND %0, %1
+    %rax = COPY %2(s64)
+    RET 0, implicit %rax
+
+...

Added: llvm/trunk/test/CodeGen/X86/GlobalISel/select-or-scalar.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/select-or-scalar.mir?rev=306533&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/select-or-scalar.mir (added)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/select-or-scalar.mir Wed Jun 28 04:39:04 2017
@@ -0,0 +1,160 @@
+# RUN: llc -mtriple=x86_64-linux-gnu                                  -global-isel -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL
+
+--- |
+  define i8 @test_or_i8(i8 %arg1, i8 %arg2) {
+    %ret = or i8 %arg1, %arg2
+    ret i8 %ret
+  }
+
+  define i16 @test_or_i16(i16 %arg1, i16 %arg2) {
+    %ret = or i16 %arg1, %arg2
+    ret i16 %ret
+  }
+
+  define i32 @test_or_i32(i32 %arg1, i32 %arg2) {
+    %ret = or i32 %arg1, %arg2
+    ret i32 %ret
+  }
+
+  define i64 @test_or_i64(i64 %arg1, i64 %arg2) {
+    %ret = or i64 %arg1, %arg2
+    ret i64 %ret
+  }
+
+...
+---
+name:            test_or_i8
+# ALL-LABEL: name:  test_or_i8
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr8, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr8, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr8, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %dil
+# ALL-NEXT:     %1 = COPY %sil
+# ALL-NEXT:     %2 = OR8rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %al = COPY %2
+# ALL-NEXT:     RET 0, implicit %al
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s8) = COPY %edi
+    %1(s8) = COPY %esi
+    %2(s8) = G_OR %0, %1
+    %al = COPY %2(s8)
+    RET 0, implicit %al
+
+...
+---
+name:            test_or_i16
+# ALL-LABEL: name:  test_or_i16
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr16, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr16, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr16, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %di
+# ALL-NEXT:     %1 = COPY %si
+# ALL-NEXT:     %2 = OR16rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %ax = COPY %2
+# ALL-NEXT:     RET 0, implicit %ax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s16) = COPY %edi
+    %1(s16) = COPY %esi
+    %2(s16) = G_OR %0, %1
+    %ax = COPY %2(s16)
+    RET 0, implicit %ax
+
+...
+---
+name:            test_or_i32
+# ALL-LABEL: name:  test_or_i32
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr32, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr32, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr32, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %edi
+# ALL-NEXT:     %1 = COPY %esi
+# ALL-NEXT:     %2 = OR32rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %eax = COPY %2
+# ALL-NEXT:     RET 0, implicit %eax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s32) = COPY %edi
+    %1(s32) = COPY %esi
+    %2(s32) = G_OR %0, %1
+    %eax = COPY %2(s32)
+    RET 0, implicit %eax
+
+...
+---
+name:            test_or_i64
+# ALL-LABEL: name:  test_or_i64
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr64, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr64, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr64, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %rdi
+# ALL-NEXT:     %1 = COPY %rsi
+# ALL-NEXT:     %2 = OR64rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %rax = COPY %2
+# ALL-NEXT:     RET 0, implicit %rax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %rdi, %rsi
+
+    %0(s64) = COPY %rdi
+    %1(s64) = COPY %rsi
+    %2(s64) = G_OR %0, %1
+    %rax = COPY %2(s64)
+    RET 0, implicit %rax
+
+...

Added: llvm/trunk/test/CodeGen/X86/GlobalISel/select-xor-scalar.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/select-xor-scalar.mir?rev=306533&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/select-xor-scalar.mir (added)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/select-xor-scalar.mir Wed Jun 28 04:39:04 2017
@@ -0,0 +1,160 @@
+# RUN: llc -mtriple=x86_64-linux-gnu                                  -global-isel -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL
+
+--- |
+  define i8 @test_xor_i8(i8 %arg1, i8 %arg2) {
+    %ret = xor i8 %arg1, %arg2
+    ret i8 %ret
+  }
+
+  define i16 @test_xor_i16(i16 %arg1, i16 %arg2) {
+    %ret = xor i16 %arg1, %arg2
+    ret i16 %ret
+  }
+
+  define i32 @test_xor_i32(i32 %arg1, i32 %arg2) {
+    %ret = xor i32 %arg1, %arg2
+    ret i32 %ret
+  }
+
+  define i64 @test_xor_i64(i64 %arg1, i64 %arg2) {
+    %ret = xor i64 %arg1, %arg2
+    ret i64 %ret
+  }
+
+...
+---
+name:            test_xor_i8
+# ALL-LABEL: name:  test_xor_i8
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr8, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr8, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr8, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %dil
+# ALL-NEXT:     %1 = COPY %sil
+# ALL-NEXT:     %2 = XOR8rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %al = COPY %2
+# ALL-NEXT:     RET 0, implicit %al
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s8) = COPY %edi
+    %1(s8) = COPY %esi
+    %2(s8) = G_XOR %0, %1
+    %al = COPY %2(s8)
+    RET 0, implicit %al
+
+...
+---
+name:            test_xor_i16
+# ALL-LABEL: name:  test_xor_i16
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr16, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr16, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr16, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %di
+# ALL-NEXT:     %1 = COPY %si
+# ALL-NEXT:     %2 = XOR16rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %ax = COPY %2
+# ALL-NEXT:     RET 0, implicit %ax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s16) = COPY %edi
+    %1(s16) = COPY %esi
+    %2(s16) = G_XOR %0, %1
+    %ax = COPY %2(s16)
+    RET 0, implicit %ax
+
+...
+---
+name:            test_xor_i32
+# ALL-LABEL: name:  test_xor_i32
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr32, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr32, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr32, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %edi
+# ALL-NEXT:     %1 = COPY %esi
+# ALL-NEXT:     %2 = XOR32rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %eax = COPY %2
+# ALL-NEXT:     RET 0, implicit %eax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s32) = COPY %edi
+    %1(s32) = COPY %esi
+    %2(s32) = G_XOR %0, %1
+    %eax = COPY %2(s32)
+    RET 0, implicit %eax
+
+...
+---
+name:            test_xor_i64
+# ALL-LABEL: name:  test_xor_i64
+alignment:       4
+legalized:       true
+regBankSelected: true
+# ALL:      registers:
+# ALL-NEXT:   - { id: 0, class: gr64, preferred-register: '' }
+# ALL-NEXT:   - { id: 1, class: gr64, preferred-register: '' }
+# ALL-NEXT:   - { id: 2, class: gr64, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr, preferred-register: '' }
+  - { id: 1, class: gpr, preferred-register: '' }
+  - { id: 2, class: gpr, preferred-register: '' }
+liveins:
+fixedStack:
+stack:
+constants:
+# ALL:          %0 = COPY %rdi
+# ALL-NEXT:     %1 = COPY %rsi
+# ALL-NEXT:     %2 = XOR64rr %0, %1, implicit-def %eflags
+# ALL-NEXT:     %rax = COPY %2
+# ALL-NEXT:     RET 0, implicit %rax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %rdi, %rsi
+
+    %0(s64) = COPY %rdi
+    %1(s64) = COPY %rsi
+    %2(s64) = G_XOR %0, %1
+    %rax = COPY %2(s64)
+    RET 0, implicit %rax
+
+...

Added: llvm/trunk/test/CodeGen/X86/GlobalISel/xor-scalar.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/GlobalISel/xor-scalar.ll?rev=306533&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/GlobalISel/xor-scalar.ll (added)
+++ llvm/trunk/test/CodeGen/X86/GlobalISel/xor-scalar.ll Wed Jun 28 04:39:04 2017
@@ -0,0 +1,43 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=ALL
+
+define i8 @test_xor_i8(i8 %arg1, i8 %arg2) {
+; ALL-LABEL: test_xor_i8:
+; ALL:       # BB#0:
+; ALL-NEXT:    xorb %dil, %sil
+; ALL-NEXT:    movl %esi, %eax
+; ALL-NEXT:    retq
+  %ret = xor i8 %arg1, %arg2
+  ret i8 %ret
+}
+
+define i16 @test_xor_i16(i16 %arg1, i16 %arg2) {
+; ALL-LABEL: test_xor_i16:
+; ALL:       # BB#0:
+; ALL-NEXT:    xorw %di, %si
+; ALL-NEXT:    movl %esi, %eax
+; ALL-NEXT:    retq
+  %ret = xor i16 %arg1, %arg2
+  ret i16 %ret
+}
+
+define i32 @test_xor_i32(i32 %arg1, i32 %arg2) {
+; ALL-LABEL: test_xor_i32:
+; ALL:       # BB#0:
+; ALL-NEXT:    xorl %edi, %esi
+; ALL-NEXT:    movl %esi, %eax
+; ALL-NEXT:    retq
+  %ret = xor i32 %arg1, %arg2
+  ret i32 %ret
+}
+
+define i64 @test_xor_i64(i64 %arg1, i64 %arg2) {
+; ALL-LABEL: test_xor_i64:
+; ALL:       # BB#0:
+; ALL-NEXT:    xorq %rdi, %rsi
+; ALL-NEXT:    movq %rsi, %rax
+; ALL-NEXT:    retq
+  %ret = xor i64 %arg1, %arg2
+  ret i64 %ret
+}
+




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