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gallivm: have a default emit function for fdiv/rcp

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Reveiwed-by: Tom Stellard <thomas.stellard at amd.com>
This commit is contained in:
Vincent Lejeune
2012-11-29 23:43:05 +01:00
parent 0ad1fefd69
commit 0a2f58f6ed
1 changed files with 25 additions and 0 deletions
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src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c
+25
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@@ -584,6 +584,29 @@ mul_emit(
emit_data->args[0], emit_data->args[1]);
}
/*.TGSI_OPCODE_DIV.*/
static void fdiv_emit(
const struct lp_build_tgsi_action * action,
struct lp_build_tgsi_context * bld_base,
struct lp_build_emit_data * emit_data)
{
emit_data->output[emit_data->chan] = LLVMBuildFDiv(
bld_base->base.gallivm->builder,
emit_data->args[0], emit_data->args[1], "");
}
/*.TGSI_OPCODE_RCP.*/
static void rcp_emit(
const struct lp_build_tgsi_action * action,
struct lp_build_tgsi_context * bld_base,
struct lp_build_emit_data * emit_data)
{
LLVMValueRef one;
one = lp_build_const_float(bld_base->base.gallivm, 1.0f);
emit_data->output[emit_data->chan] = lp_build_emit_llvm_binary(bld_base,
TGSI_OPCODE_DIV, one, emit_data->args[0]);
}
/* TGSI_OPCODE_POW */
static void
@@ -811,6 +834,8 @@ lp_set_default_actions(struct lp_build_tgsi_context * bld_base)
bld_base->op_actions[TGSI_OPCODE_MAD].emit = mad_emit;
bld_base->op_actions[TGSI_OPCODE_MOV].emit = mov_emit;
bld_base->op_actions[TGSI_OPCODE_MUL].emit = mul_emit;
bld_base->op_actions[TGSI_OPCODE_DIV].emit = fdiv_emit;
bld_base->op_actions[TGSI_OPCODE_RCP].emit = rcp_emit;
bld_base->op_actions[TGSI_OPCODE_SFL].emit = sfl_emit;
bld_base->op_actions[TGSI_OPCODE_STR].emit = str_emit;
bld_base->op_actions[TGSI_OPCODE_SUB].emit = sub_emit;