From: Nicolai Hähnle Date: Fri, 29 Sep 2017 09:17:03 +0000 (+0200) Subject: amd/common: move ac_build_phi from radeonsi X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=052b974fed3586f3b2f61d2d2c050c1807ec43c5;p=mesa.git amd/common: move ac_build_phi from radeonsi Reviewed-by: Marek Olšák --- diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c index 71468df2dbc..51fb009be8b 100644 --- a/src/amd/common/ac_llvm_build.c +++ b/src/amd/common/ac_llvm_build.c @@ -252,6 +252,20 @@ void ac_build_type_name_for_intr(LLVMTypeRef type, char *buf, unsigned bufsize) } } +/** + * Helper function that builds an LLVM IR PHI node and immediately adds + * incoming edges. + */ +LLVMValueRef +ac_build_phi(struct ac_llvm_context *ctx, LLVMTypeRef type, + unsigned count_incoming, LLVMValueRef *values, + LLVMBasicBlockRef *blocks) +{ + LLVMValueRef phi = LLVMBuildPhi(ctx->builder, type, ""); + LLVMAddIncoming(phi, values, blocks, count_incoming); + return phi; +} + /* Prevent optimizations (at least of memory accesses) across the current * point in the program by emitting empty inline assembly that is marked as * having side effects. diff --git a/src/amd/common/ac_llvm_build.h b/src/amd/common/ac_llvm_build.h index 3f93551330c..1d6dc0ab2f5 100644 --- a/src/amd/common/ac_llvm_build.h +++ b/src/amd/common/ac_llvm_build.h @@ -85,6 +85,11 @@ ac_build_intrinsic(struct ac_llvm_context *ctx, const char *name, void ac_build_type_name_for_intr(LLVMTypeRef type, char *buf, unsigned bufsize); +LLVMValueRef +ac_build_phi(struct ac_llvm_context *ctx, LLVMTypeRef type, + unsigned count_incoming, LLVMValueRef *values, + LLVMBasicBlockRef *blocks); + void ac_build_optimization_barrier(struct ac_llvm_context *ctx, LLVMValueRef *pvgpr); diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c index d012c19a58a..c11a4ebeade 100644 --- a/src/gallium/drivers/radeonsi/si_shader.c +++ b/src/gallium/drivers/radeonsi/si_shader.c @@ -233,20 +233,6 @@ unsigned si_shader_io_get_unique_index(unsigned semantic_name, unsigned index) } } -/** - * Helper function that builds an LLVM IR PHI node and immediately adds - * incoming edges. - */ -static LLVMValueRef -build_phi(struct ac_llvm_context *ctx, LLVMTypeRef type, - unsigned count_incoming, LLVMValueRef *values, - LLVMBasicBlockRef *blocks) -{ - LLVMValueRef phi = LLVMBuildPhi(ctx->builder, type, ""); - LLVMAddIncoming(phi, values, blocks, count_incoming); - return phi; -} - /** * Get the value of a shader input parameter and extract a bitfield. */ @@ -2922,15 +2908,15 @@ static void si_llvm_emit_tcs_epilogue(struct lp_build_tgsi_context *bld_base) values[0] = rel_patch_id; values[1] = LLVMGetUndef(ctx->i32); - rel_patch_id = build_phi(&ctx->ac, ctx->i32, 2, values, blocks); + rel_patch_id = ac_build_phi(&ctx->ac, ctx->i32, 2, values, blocks); values[0] = tf_lds_offset; values[1] = LLVMGetUndef(ctx->i32); - tf_lds_offset = build_phi(&ctx->ac, ctx->i32, 2, values, blocks); + tf_lds_offset = ac_build_phi(&ctx->ac, ctx->i32, 2, values, blocks); values[0] = invocation_id; values[1] = ctx->i32_1; /* cause the epilog to skip threads */ - invocation_id = build_phi(&ctx->ac, ctx->i32, 2, values, blocks); + invocation_id = ac_build_phi(&ctx->ac, ctx->i32, 2, values, blocks); } /* Return epilog parameters from this function. */