From: Tim Northover <tnorthover@apple.com>
Date: Fri, 26 Aug 2016 17:46:03 +0000 (+0000)
Subject: GlobalISel: mark selects legal
X-Git-Tag: android-x86-7.1-r4~28012
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=3c47a67a886ab34402a3a135221125fa1ca94eb1;p=android-x86%2Fexternal-llvm.git

GlobalISel: mark selects legal

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@279840 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/AArch64/AArch64MachineLegalizer.cpp b/lib/Target/AArch64/AArch64MachineLegalizer.cpp
index 98935d1f5a2..1a329361dab 100644
--- a/lib/Target/AArch64/AArch64MachineLegalizer.cpp
+++ b/lib/Target/AArch64/AArch64MachineLegalizer.cpp
@@ -141,6 +141,12 @@ AArch64MachineLegalizer::AArch64MachineLegalizer() {
   for (auto Ty : {s1, s8, s16})
     setAction({G_BRCOND, Ty}, WidenScalar);
 
+  // Select
+  for (auto Ty : {s1, s8, s16, s32, s64})
+    setAction({G_SELECT, Ty}, Legal);
+
+  setAction({G_SELECT, 1, s1}, Legal);
+
   // Pointer-handling
   setAction({G_FRAME_INDEX, p0}, Legal);
 
diff --git a/test/CodeGen/AArch64/GlobalISel/legalize-simple.mir b/test/CodeGen/AArch64/GlobalISel/legalize-simple.mir
index ceed2b0a9de..900ff3e0c9e 100644
--- a/test/CodeGen/AArch64/GlobalISel/legalize-simple.mir
+++ b/test/CodeGen/AArch64/GlobalISel/legalize-simple.mir
@@ -39,6 +39,11 @@ registers:
   - { id: 22, class: _ }
   - { id: 23, class: _ }
   - { id: 24, class: _ }
+  - { id: 25, class: _ }
+  - { id: 26, class: _ }
+  - { id: 27, class: _ }
+  - { id: 28, class: _ }
+  - { id: 29, class: _ }
 body: |
   bb.0.entry:
     liveins: %x0, %x1, %x2, %x3
@@ -101,4 +106,15 @@ body: |
     %22(64) = G_SITOFP { s64, s16 } %7
     %23(64) = G_UITOFP { s64, s32 } %4
     %24(64) = G_SITOFP { s64, s64 } %0
+
+    ; CHECK: %25(1) = G_SELECT { s1, s1 } %10, %10, %5
+    ; CHECK: %26(8) = G_SELECT { s8, s1 } %10, %6, %11
+    ; CHECK: %27(16) = G_SELECT { s16, s1 } %10, %12, %7
+    ; CHECK: %28(32) = G_SELECT { s32, s1 } %10, %15, %16
+    ; CHECK: %29(64) = G_SELECT { s64, s1 } %10, %9, %24
+    %25(1) = G_SELECT { s1, s1 } %10, %10, %5
+    %26(8) = G_SELECT { s8, s1 } %10, %6, %11
+    %27(16) = G_SELECT { s16, s1 } %10, %12, %7
+    %28(32) = G_SELECT { s32, s1 } %10, %15, %16
+    %29(64) = G_SELECT { s64, s1 } %10, %9, %24
 ...