diff options
| author | Vincent Lejeune <[email protected]> | 2012-11-29 23:43:31 +0100 |
|---|---|---|
| committer | Vincent Lejeune <[email protected]> | 2012-12-05 18:31:18 +0100 |
| commit | 2d97f77b9f4ea58afe19f93dfc7ac7ed96819669 (patch) | |
| tree | ddb90b938558ed548762c452945471c372bd630b /src/gallium | |
| parent | 2a03f28e5489d6eb841e70dcf7521e3f275a0159 (diff) | |
gallivm: Have a default emit function for min/max opcode
Reveiwed-by: Tom Stellard <thomas.stellard at amd.com>
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c index cd57faef0c0..cc4bd2e1647 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c @@ -744,6 +744,32 @@ umul_emit( emit_data->args[0], emit_data->args[1]); } +/* TGSI_OPCODE_MAX */ +static void fmax_emit( + const struct lp_build_tgsi_action * action, + struct lp_build_tgsi_context * bld_base, + struct lp_build_emit_data * emit_data) +{ + LLVMBuilderRef builder = bld_base->base.gallivm->builder; + emit_data->output[emit_data->chan] = LLVMBuildSelect(builder, + LLVMBuildFCmp(builder, LLVMRealUGE, + emit_data->args[0], emit_data->args[1], ""), + emit_data->args[0], emit_data->args[1], ""); +} + +/* TGSI_OPCODE_MIN */ +static void fmin_emit( + const struct lp_build_tgsi_action * action, + struct lp_build_tgsi_context * bld_base, + struct lp_build_emit_data * emit_data) +{ + LLVMBuilderRef builder = bld_base->base.gallivm->builder; + emit_data->output[emit_data->chan] = LLVMBuildSelect(builder, + LLVMBuildFCmp(builder, LLVMRealUGE, + emit_data->args[0], emit_data->args[1], ""), + emit_data->args[1], emit_data->args[0], ""); +} + /* TGSI_OPCODE_XPD */ static void @@ -844,6 +870,9 @@ lp_set_default_actions(struct lp_build_tgsi_context * bld_base) bld_base->op_actions[TGSI_OPCODE_U2F].emit = u2f_emit; bld_base->op_actions[TGSI_OPCODE_UMAD].emit = umad_emit; bld_base->op_actions[TGSI_OPCODE_UMUL].emit = umul_emit; + + bld_base->op_actions[TGSI_OPCODE_MAX].emit = fmax_emit; + bld_base->op_actions[TGSI_OPCODE_MIN].emit = fmin_emit; } /* CPU Only default actions */ |