[Mesa-dev] [PATCH 10/20] radeonsi: introduce bitcast_llvmtype()
Timothy Arceri
tarceri at itsqueeze.com
Fri Nov 10 03:13:44 UTC 2017
This is like bitcast() but takes an llvm type rather than a tgsi
type.
---
src/gallium/drivers/radeonsi/si_shader_internal.h | 3 +++
src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c | 9 +++++++++
2 files changed, 12 insertions(+)
diff --git a/src/gallium/drivers/radeonsi/si_shader_internal.h b/src/gallium/drivers/radeonsi/si_shader_internal.h
index 7ff8815b92..4da39830f6 100644
--- a/src/gallium/drivers/radeonsi/si_shader_internal.h
+++ b/src/gallium/drivers/radeonsi/si_shader_internal.h
@@ -242,20 +242,23 @@ si_shader_context_from_abi(struct ac_shader_abi *abi)
void si_llvm_add_attribute(LLVMValueRef F, const char *name, int value);
unsigned si_llvm_compile(LLVMModuleRef M, struct ac_shader_binary *binary,
LLVMTargetMachineRef tm,
struct pipe_debug_callback *debug);
LLVMTypeRef tgsi2llvmtype(struct lp_build_tgsi_context *bld_base,
enum tgsi_opcode_type type);
+LLVMValueRef bitcast_llvmtype(struct si_shader_context *ctx,
+ LLVMTypeRef type, LLVMValueRef value);
+
LLVMValueRef bitcast(struct lp_build_tgsi_context *bld_base,
enum tgsi_opcode_type type, LLVMValueRef value);
LLVMValueRef si_llvm_bound_index(struct si_shader_context *ctx,
LLVMValueRef index,
unsigned num);
void si_llvm_context_init(struct si_shader_context *ctx,
struct si_screen *sscreen,
LLVMTargetMachineRef tm);
diff --git a/src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c b/src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c
index 59d02605e9..b6a919fc8f 100644
--- a/src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c
+++ b/src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c
@@ -177,20 +177,29 @@ LLVMTypeRef tgsi2llvmtype(struct lp_build_tgsi_context *bld_base,
case TGSI_TYPE_DOUBLE:
return ctx->ac.f64;
case TGSI_TYPE_UNTYPED:
case TGSI_TYPE_FLOAT:
return ctx->ac.f32;
default: break;
}
return 0;
}
+LLVMValueRef bitcast_llvmtype(struct si_shader_context *ctx,
+ LLVMTypeRef type, LLVMValueRef value)
+{
+ if (type)
+ return LLVMBuildBitCast(ctx->ac.builder, value, type, "");
+ else
+ return value;
+}
+
LLVMValueRef bitcast(struct lp_build_tgsi_context *bld_base,
enum tgsi_opcode_type type, LLVMValueRef value)
{
struct si_shader_context *ctx = si_shader_context(bld_base);
LLVMTypeRef dst_type = tgsi2llvmtype(bld_base, type);
if (dst_type)
return LLVMBuildBitCast(ctx->ac.builder, value, dst_type, "");
else
return value;
--
2.14.3
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