[llvm] r353720 - Recommit "[GlobalISel] Add IRTranslator support for G_FFLOOR"

[Jessica Paquette via llvm-commits]

Author: paquette
Date: Mon Feb 11 09:16:32 2019
New Revision: 353720

URL: http://llvm.org/viewvc/llvm-project?rev=353720&view=rev
Log:
Recommit "[GlobalISel] Add IRTranslator support for G_FFLOOR"

After the changes introduced in r353586, this instruction doesn't cause any
issues for any backend.

Original review: https://reviews.llvm.org/D57485

Modified:
    llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp
    llvm/trunk/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll

Modified: llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp?rev=353720&r1=353719&r2=353720&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp (original)
+++ llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp Mon Feb 11 09:16:32 2019
@@ -808,6 +808,8 @@ IRTranslator::getSimpleUnaryIntrinsicOpc
       return TargetOpcode::G_FABS;
     case Intrinsic::canonicalize:
       return TargetOpcode::G_FCANONICALIZE;
+    case Intrinsic::floor:
+      return TargetOpcode::G_FFLOOR;
     case Intrinsic::log:
       return TargetOpcode::G_FLOG;
     case Intrinsic::log2:

Modified: llvm/trunk/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll?rev=353720&r1=353719&r2=353720&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll (original)
+++ llvm/trunk/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll Mon Feb 11 09:16:32 2019
@@ -2334,6 +2334,14 @@ define float @test_sqrt_f32(float %x) {
   ret float %y
 }
 
+declare float @llvm.floor.f32(float)
+define float @test_floor_f32(float %x) {
+  ; CHECK-LABEL: name:            test_floor_f32
+  ; CHECK: %{{[0-9]+}}:_(s32) = G_FFLOOR %{{[0-9]+}}
+  %y = call float @llvm.floor.f32(float %x)
+  ret float %y
+}
+
 ; CHECK-LABEL: name: test_llvm.aarch64.neon.ld3.v4i32.p0i32
 ; CHECK: %1:_(s384) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.aarch64.neon.ld3), %0(p0) :: (load 48 from %ir.ptr, align 64)
 define void @test_llvm.aarch64.neon.ld3.v4i32.p0i32(i32* %ptr) {