Revert "[GlobalISel] Add IRTranslator support for G_FFLOOR"

This reverts commit 8bbd570fd5205a04d88d2e5513a6e4adbd028039.

Apparently adding ffloor breaks AMDGPU somehow, so I need to back this out
while I look into it.

llvm-svn: 353064

diff --git a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
index b5ecdbe..09bbbe2 100644 (file)
--- a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -1077,11 +1077,6 @@ bool IRTranslator::translateKnownIntrinsic(const CallInst &CI, Intrinsic::ID ID,
         .addDef(getOrCreateVReg(CI))
         .addUse(getOrCreateVReg(*CI.getArgOperand(0)));
     return true;
-  case Intrinsic::floor:
-    MIRBuilder.buildInstr(TargetOpcode::G_FFLOOR)
-        .addDef(getOrCreateVReg(CI))
-        .addUse(getOrCreateVReg(*CI.getArgOperand(0)));
-    return true;
   case Intrinsic::cos:
     MIRBuilder.buildInstr(TargetOpcode::G_FCOS)
         .addDef(getOrCreateVReg(CI))

diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll b/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
index 4751967..dd89f9a 100644 (file)
--- a/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
@@ -2324,14 +2324,6 @@ 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) {