diff options
| author | Dave Airlie <[email protected]> | 2020-02-17 16:19:57 +1000 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2020-02-28 18:33:34 +1000 |
| commit | c632d806cb5702cae5bedfcb64294aca36978136 (patch) | |
| tree | d9bc86151c770913f7b54a63a67cad08de747c9a /src/gallium/auxiliary/gallivm | |
| parent | bd0188f9eab3370f023243bffe53431ec3019bb7 (diff) | |
gallivm/nir: split out 64-bit splitting code
This just lets it be reused for tess later.
Reviewed-by: Roland Scheidegger <[email protected]>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3841>
Diffstat (limited to 'src/gallium/auxiliary/gallivm')
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c b/src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c index 719e9f0ffa1..9d79358b33b 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c @@ -78,17 +78,13 @@ emit_fetch_64bit( } static void -emit_store_64bit_chan(struct lp_build_nir_context *bld_base, - LLVMValueRef chan_ptr, - LLVMValueRef chan_ptr2, - LLVMValueRef value) +emit_store_64bit_split(struct lp_build_nir_context *bld_base, + LLVMValueRef value, + LLVMValueRef split_values[2]) { - struct lp_build_nir_soa_context *bld = (struct lp_build_nir_soa_context *)bld_base; struct gallivm_state *gallivm = bld_base->base.gallivm; LLVMBuilderRef builder = gallivm->builder; - struct lp_build_context *float_bld = &bld_base->base; unsigned i; - LLVMValueRef temp, temp2; LLVMValueRef shuffles[LP_MAX_VECTOR_WIDTH/32]; LLVMValueRef shuffles2[LP_MAX_VECTOR_WIDTH/32]; int len = bld_base->base.type.length * 2; @@ -99,19 +95,32 @@ emit_store_64bit_chan(struct lp_build_nir_context *bld_base, shuffles2[i] = lp_build_const_int32(gallivm, (i * 2) + 1); } - temp = LLVMBuildShuffleVector(builder, value, + split_values[0] = LLVMBuildShuffleVector(builder, value, LLVMGetUndef(LLVMTypeOf(value)), LLVMConstVector(shuffles, bld_base->base.type.length), ""); - temp2 = LLVMBuildShuffleVector(builder, value, + split_values[1] = LLVMBuildShuffleVector(builder, value, LLVMGetUndef(LLVMTypeOf(value)), LLVMConstVector(shuffles2, bld_base->base.type.length), ""); +} + +static void +emit_store_64bit_chan(struct lp_build_nir_context *bld_base, + LLVMValueRef chan_ptr, + LLVMValueRef chan_ptr2, + LLVMValueRef value) +{ + struct lp_build_nir_soa_context *bld = (struct lp_build_nir_soa_context *)bld_base; + struct lp_build_context *float_bld = &bld_base->base; + LLVMValueRef split_vals[2]; + + emit_store_64bit_split(bld_base, value, split_vals); - lp_exec_mask_store(&bld->exec_mask, float_bld, temp, chan_ptr); - lp_exec_mask_store(&bld->exec_mask, float_bld, temp2, chan_ptr2); + lp_exec_mask_store(&bld->exec_mask, float_bld, split_vals[0], chan_ptr); + lp_exec_mask_store(&bld->exec_mask, float_bld, split_vals[1], chan_ptr2); } static LLVMValueRef |