[llvm] r193212 - R600/SI: Use S_LOAD_DWORD instructions for v8i32 and v16i32

[Tom Stellard]

Author: tstellar
Date: Tue Oct 22 19:44:12 2013
New Revision: 193212

URL: http://llvm.org/viewvc/llvm-project?rev=193212&view=rev
Log:
R600/SI: Use S_LOAD_DWORD instructions for v8i32 and v16i32

Modified:
    llvm/trunk/lib/Target/R600/AMDGPUAsmPrinter.cpp
    llvm/trunk/lib/Target/R600/SIInstructions.td
    llvm/trunk/lib/Target/R600/SIRegisterInfo.td
    llvm/trunk/test/CodeGen/R600/fneg.ll

Modified: llvm/trunk/lib/Target/R600/AMDGPUAsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/R600/AMDGPUAsmPrinter.cpp?rev=193212&r1=193211&r2=193212&view=diff
==============================================================================
--- llvm/trunk/lib/Target/R600/AMDGPUAsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/R600/AMDGPUAsmPrinter.cpp Tue Oct 22 19:44:12 2013
@@ -232,6 +232,9 @@ void AMDGPUAsmPrinter::EmitProgramInfoSI
         } else if (AMDGPU::VReg_256RegClass.contains(reg)) {
           isSGPR = false;
           width = 8;
+        } else if (AMDGPU::SReg_512RegClass.contains(reg)) {
+          isSGPR = true;
+          width = 16;
         } else if (AMDGPU::VReg_512RegClass.contains(reg)) {
           isSGPR = false;
           width = 16;

Modified: llvm/trunk/lib/Target/R600/SIInstructions.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/R600/SIInstructions.td?rev=193212&r1=193211&r2=193212&view=diff
==============================================================================
--- llvm/trunk/lib/Target/R600/SIInstructions.td (original)
+++ llvm/trunk/lib/Target/R600/SIInstructions.td Tue Oct 22 19:44:12 2013
@@ -1820,7 +1820,10 @@ defm : SMRD_Pattern <S_LOAD_DWORD_IMM, S
 defm : SMRD_Pattern <S_LOAD_DWORDX2_IMM, S_LOAD_DWORDX2_SGPR, i64>;
 defm : SMRD_Pattern <S_LOAD_DWORDX2_IMM, S_LOAD_DWORDX2_SGPR, v2i32>;
 defm : SMRD_Pattern <S_LOAD_DWORDX4_IMM, S_LOAD_DWORDX4_SGPR, i128>;
+defm : SMRD_Pattern <S_LOAD_DWORDX4_IMM, S_LOAD_DWORDX4_SGPR, v4i32>;
 defm : SMRD_Pattern <S_LOAD_DWORDX8_IMM, S_LOAD_DWORDX8_SGPR, v32i8>;
+defm : SMRD_Pattern <S_LOAD_DWORDX8_IMM, S_LOAD_DWORDX8_SGPR, v8i32>;
+defm : SMRD_Pattern <S_LOAD_DWORDX16_IMM, S_LOAD_DWORDX16_SGPR, v16i32>;
 
 //===----------------------------------------------------------------------===//
 // MUBUF Patterns

Modified: llvm/trunk/lib/Target/R600/SIRegisterInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/R600/SIRegisterInfo.td?rev=193212&r1=193211&r2=193212&view=diff
==============================================================================
--- llvm/trunk/lib/Target/R600/SIRegisterInfo.td (original)
+++ llvm/trunk/lib/Target/R600/SIRegisterInfo.td Tue Oct 22 19:44:12 2013
@@ -159,11 +159,11 @@ def SReg_64 : RegisterClass<"AMDGPU", [v
   (add SGPR_64Regs, VCCReg, EXECReg)
 >;
 
-def SReg_128 : RegisterClass<"AMDGPU", [i128], 128, (add SGPR_128)>;
+def SReg_128 : RegisterClass<"AMDGPU", [i128, v4i32], 128, (add SGPR_128)>;
 
 def SReg_256 : RegisterClass<"AMDGPU", [v32i8, v8i32, v8f32], 256, (add SGPR_256)>;
 
-def SReg_512 : RegisterClass<"AMDGPU", [v64i8], 512, (add SGPR_512)>;
+def SReg_512 : RegisterClass<"AMDGPU", [v64i8, v16i32], 512, (add SGPR_512)>;
 
 // Register class for all vector registers (VGPRs + Interploation Registers)
 def VReg_32 : RegisterClass<"AMDGPU", [i32, f32, v1i32], 32, (add VGPR_32)>;

Modified: llvm/trunk/test/CodeGen/R600/fneg.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/R600/fneg.ll?rev=193212&r1=193211&r2=193212&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/R600/fneg.ll (original)
+++ llvm/trunk/test/CodeGen/R600/fneg.ll Tue Oct 22 19:44:12 2013
@@ -10,11 +10,16 @@ entry:
   ret void
 }
 
-; CHECK: @fneg_v4
-; CHECK: -PV
-; CHECK: -T
-; CHECK: -PV
-; CHECK: -PV
+; R600-CHECK-LABEL: @fneg_v4
+; R600-CHECK: -PV
+; R600-CHECK: -T
+; R600-CHECK: -PV
+; R600-CHECK: -PV
+; SI-CHECK-LABEL: @fneg_v4
+; SI-CHECK: V_ADD_F32_e64 VGPR{{[0-9]}}, SGPR{{[0-9]}}, 0, 0, 0, 0, 1
+; SI-CHECK: V_ADD_F32_e64 VGPR{{[0-9]}}, SGPR{{[0-9]}}, 0, 0, 0, 0, 1
+; SI-CHECK: V_ADD_F32_e64 VGPR{{[0-9]}}, SGPR{{[0-9]}}, 0, 0, 0, 0, 1
+; SI-CHECK: V_ADD_F32_e64 VGPR{{[0-9]}}, SGPR{{[0-9]}}, 0, 0, 0, 0, 1
 define void @fneg_v4(<4 x float> addrspace(1)* nocapture %out, <4 x float> %in) {
 entry:
   %0 = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %in