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r600g/llvm: Add support for UBO

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NOTE: This is a candidate for the Mesa stable branch.

Reviewed-by: Tom Stellard <thomas.stellard at amd.com>
(cherry picked from commit ef8fde6acb)
This commit is contained in:
Vincent Lejeune 2013-02-12 18:44:13 +01:00 • committed by Ian Romanick
parent 597d98bb2c
commit 9071c094e8
2 changed files with 22 additions and 1 deletions
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6
src/gallium/drivers/r600/r600_llvm.c
View file

@ -38,8 +38,12 @@ static LLVMValueRef llvm_fetch_const(
LLVMValueRef index = LLVMBuildLoad(bld_base->base.gallivm->builder, bld->addr[reg->Indirect.Index][reg->Indirect.SwizzleX], "");
offset[1] = LLVMBuildAdd(bld_base->base.gallivm->builder, offset[1], index, "");
}
unsigned ConstantAddressSpace = CONSTANT_BUFFER_0_ADDR_SPACE ;
if (reg->Register.Dimension) {
ConstantAddressSpace += reg->Dimension.Index;
}
LLVMTypeRef const_ptr_type = LLVMPointerType(LLVMArrayType(LLVMVectorType(bld_base->base.elem_type, 4), 1024),
CONSTANT_BUFFER_0_ADDR_SPACE);
ConstantAddressSpace);
LLVMValueRef const_ptr = LLVMBuildIntToPtr(bld_base->base.gallivm->builder, lp_build_const_int32(bld_base->base.gallivm, 0), const_ptr_type, "");
LLVMValueRef ptr = LLVMBuildGEP(bld_base->base.gallivm->builder, const_ptr, offset, 2, "");
LLVMValueRef cvecval = LLVMBuildLoad(bld_base->base.gallivm->builder, ptr, "");

17
src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
View file

@ -766,6 +766,22 @@ static void emit_icmp(
emit_data->output[emit_data->chan] = v;
}
static void emit_ucmp(
const struct lp_build_tgsi_action * action,
struct lp_build_tgsi_context * bld_base,
struct lp_build_emit_data * emit_data)
{
unsigned pred;
LLVMBuilderRef builder = bld_base->base.gallivm->builder;
LLVMContextRef context = bld_base->base.gallivm->context;
LLVMValueRef v = LLVMBuildFCmp(builder, LLVMRealUGE,
emit_data->args[0], lp_build_const_float(bld_base->base.gallivm, 0.), "");
emit_data->output[emit_data->chan] = LLVMBuildSelect(builder, v, emit_data->args[2], emit_data->args[1], "");
}
static void emit_cmp(
const struct lp_build_tgsi_action *action,
struct lp_build_tgsi_context * bld_base,
@ -1241,6 +1257,7 @@ void radeon_llvm_context_init(struct radeon_llvm_context * ctx)
bld_base->op_actions[TGSI_OPCODE_USNE].emit = emit_icmp;
bld_base->op_actions[TGSI_OPCODE_U2F].emit = emit_u2f;
bld_base->op_actions[TGSI_OPCODE_XOR].emit = emit_xor;
bld_base->op_actions[TGSI_OPCODE_UCMP].emit = emit_ucmp;
bld_base->rsq_action.emit = build_tgsi_intrinsic_nomem;
bld_base->rsq_action.intr_name = "llvm.AMDGPU.rsq";