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authorZack Rusin <zack@tungstengraphics.com>2007-11-02 12:09:23 -0400
committerZack Rusin <zack@tungstengraphics.com>2007-11-02 12:09:23 -0400
commita2debc2704b9126d92d947c0407a0fbd709ab932 (patch)
treee5a9996a5474e568c781fdc07e0afd767092f823 /src
parente0e91e7ceb50f0e23311788559a8547dd24c7a80 (diff)
Implement sin opcode.
Seems to have similar rounding border problems as cos.
Diffstat (limited to 'src')
-rw-r--r--src/mesa/pipe/llvm/gallivm.cpp4
-rw-r--r--src/mesa/pipe/llvm/gallivm_builtins.cpp27
-rw-r--r--src/mesa/pipe/llvm/instructions.cpp10
-rw-r--r--src/mesa/pipe/llvm/instructions.h1
-rw-r--r--src/mesa/pipe/llvm/llvm_builtins.c13
5 files changed, 54 insertions, 1 deletions
diff --git a/src/mesa/pipe/llvm/gallivm.cpp b/src/mesa/pipe/llvm/gallivm.cpp
index 7e91f8c556..bd8bfac208 100644
--- a/src/mesa/pipe/llvm/gallivm.cpp
+++ b/src/mesa/pipe/llvm/gallivm.cpp
@@ -452,7 +452,9 @@ translate_instruction(llvm::Module *module,
out = instr->sgt(inputs[0], inputs[1]);
}
break;
- case TGSI_OPCODE_SIN:
+ case TGSI_OPCODE_SIN: {
+ out = instr->sin(inputs[0]);
+ }
break;
case TGSI_OPCODE_SLE:
break;
diff --git a/src/mesa/pipe/llvm/gallivm_builtins.cpp b/src/mesa/pipe/llvm/gallivm_builtins.cpp
index b06629265a..da1e6ae1de 100644
--- a/src/mesa/pipe/llvm/gallivm_builtins.cpp
+++ b/src/mesa/pipe/llvm/gallivm_builtins.cpp
@@ -126,6 +126,12 @@ Function* func_sinf = new Function(
/*Name=*/"sinf", mod); // (external, no body)
func_sinf->setCallingConv(CallingConv::C);
+Function* func_vsin = new Function(
+ /*Type=*/FuncTy_5,
+ /*Linkage=*/GlobalValue::ExternalLinkage,
+ /*Name=*/"vsin", mod);
+func_vsin->setCallingConv(CallingConv::C);
+
// Global Variable Declarations
@@ -428,6 +434,27 @@ gvar_array__str1->setInitializer(const_array_14);
}
+// Function: vsin (func_vsin)
+{
+ Function::arg_iterator args = func_vsin->arg_begin();
+ Value* packed_val_59 = args++;
+ packed_val_59->setName("val");
+
+ BasicBlock* label_entry_60 = new BasicBlock("entry",func_vsin,0);
+
+ // Block entry (label_entry_60)
+ ExtractElementInst* float_tmp2_61 = new ExtractElementInst(packed_val_59, const_int32_18, "tmp2", label_entry_60);
+ CallInst* float_call_62 = new CallInst(func_sinf, float_tmp2_61, "call", label_entry_60);
+ float_call_62->setCallingConv(CallingConv::C);
+ float_call_62->setTailCall(true);
+ InsertElementInst* packed_tmp6 = new InsertElementInst(const_packed_34, float_call_62, const_int32_18, "tmp6", label_entry_60);
+ InsertElementInst* packed_tmp9_63 = new InsertElementInst(packed_tmp6, float_call_62, const_int32_22, "tmp9", label_entry_60);
+ InsertElementInst* packed_tmp12_64 = new InsertElementInst(packed_tmp9_63, float_call_62, const_int32_24, "tmp12", label_entry_60);
+ InsertElementInst* packed_tmp15_65 = new InsertElementInst(packed_tmp12_64, float_call_62, const_int32_23, "tmp15", label_entry_60);
+ new ReturnInst(packed_tmp15_65, label_entry_60);
+
+}
+
return mod;
}
diff --git a/src/mesa/pipe/llvm/instructions.cpp b/src/mesa/pipe/llvm/instructions.cpp
index c4a1b2d5c1..232dd9cd5d 100644
--- a/src/mesa/pipe/llvm/instructions.cpp
+++ b/src/mesa/pipe/llvm/instructions.cpp
@@ -874,5 +874,15 @@ llvm::Value * Instructions::scs(llvm::Value *in)
return call;
}
+
+llvm::Value * Instructions::sin(llvm::Value *in)
+{
+ llvm::Function *func = m_mod->getFunction("vsin");
+ assert(func);
+
+ CallInst *call = m_builder.CreateCall(func, in, name("sinres"));
+ call->setTailCall(false);
+ return call;
+}
#endif //MESA_LLVM
diff --git a/src/mesa/pipe/llvm/instructions.h b/src/mesa/pipe/llvm/instructions.h
index 95c845e862..e9bfc9d740 100644
--- a/src/mesa/pipe/llvm/instructions.h
+++ b/src/mesa/pipe/llvm/instructions.h
@@ -95,6 +95,7 @@ public:
llvm::Value *scs(llvm::Value *in);
llvm::Value *sge(llvm::Value *in1, llvm::Value *in2);
llvm::Value *sgt(llvm::Value *in1, llvm::Value *in2);
+ llvm::Value *sin(llvm::Value *in);
llvm::Value *slt(llvm::Value *in1, llvm::Value *in2);
llvm::Value *sub(llvm::Value *in1, llvm::Value *in2);
llvm::Value *trunc(llvm::Value *in);
diff --git a/src/mesa/pipe/llvm/llvm_builtins.c b/src/mesa/pipe/llvm/llvm_builtins.c
index ca15995557..517aa2e84b 100644
--- a/src/mesa/pipe/llvm/llvm_builtins.c
+++ b/src/mesa/pipe/llvm/llvm_builtins.c
@@ -93,3 +93,16 @@ inline float4 scs(float4 val)
result.y = sinf(tmp);
return result;
}
+
+
+inline float4 vsin(float4 val)
+{
+ float4 result;
+ float tmp = val.x;
+ float res = sinf(tmp);
+ result.x = res;
+ result.y = res;
+ result.z = res;
+ result.w = res;
+ return result;
+}