Mesa (master): radeonsi: implement 32-bit pointers in user data SGPRs (v2)

Marek Olšák mareko at kemper.freedesktop.org
Sat Feb 17 03:58:31 UTC 2018


Module: Mesa
Branch: master
Commit: 931ec80eebbfd6a301a828daa0c9945f49533611
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=931ec80eebbfd6a301a828daa0c9945f49533611

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Mon Jan  1 21:04:22 2018 +0100

radeonsi: implement 32-bit pointers in user data SGPRs (v2)

User SGPRs changes:
    VS:     14 ->  9
    TCS:    14 -> 10
    TES:    10 ->  6
    GS:      8 ->  4
    GSCOPY:  2 ->  1
    PS:      9 ->  5
    Merged VS-TCS: 24 -> 16
    Merged VS-GS:  18 -> 11
    Merged TES-GS: 18 -> 11

SGPRS: 2170102 -> 2158430 (-0.54 %)
VGPRS: 1645656 -> 1641516 (-0.25 %)
Spilled SGPRs: 9078 -> 8810 (-2.95 %)
Spilled VGPRs: 130 -> 114 (-12.31 %)
Scratch size: 1508 -> 1492 (-1.06 %) dwords per thread
Code Size: 52094872 -> 52692540 (1.15 %) bytes
Max Waves: 371848 -> 372723 (0.24 %)

v2: - the shader cache needs to take address32_hi into account
    - set amdgpu-32bit-address-high-bits

Reviewed-by: Samuel Pitoiset <samuel.pitoiset at gmail.com> (v1)

---

 src/amd/common/ac_llvm_build.c                    |  13 +++
 src/amd/common/ac_llvm_build.h                    |   5 +
 src/gallium/drivers/radeonsi/si_descriptors.c     |  17 +++-
 src/gallium/drivers/radeonsi/si_pipe.c            |  18 ++--
 src/gallium/drivers/radeonsi/si_shader.c          | 118 ++++++++++++++--------
 src/gallium/drivers/radeonsi/si_shader.h          |  23 ++++-
 src/gallium/drivers/radeonsi/si_shader_tgsi_mem.c |   6 +-
 7 files changed, 141 insertions(+), 59 deletions(-)

diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index f3d4effbd0..15144addb9 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -64,6 +64,7 @@ ac_llvm_context_init(struct ac_llvm_context *ctx, LLVMContextRef context,
 	ctx->i16 = LLVMIntTypeInContext(ctx->context, 16);
 	ctx->i32 = LLVMIntTypeInContext(ctx->context, 32);
 	ctx->i64 = LLVMIntTypeInContext(ctx->context, 64);
+	ctx->intptr = HAVE_32BIT_POINTERS ? ctx->i32 : ctx->i64;
 	ctx->f16 = LLVMHalfTypeInContext(ctx->context);
 	ctx->f32 = LLVMFloatTypeInContext(ctx->context);
 	ctx->f64 = LLVMDoubleTypeInContext(ctx->context);
@@ -158,7 +159,10 @@ ac_get_type_size(LLVMTypeRef type)
 	case LLVMFloatTypeKind:
 		return 4;
 	case LLVMDoubleTypeKind:
+		return 8;
 	case LLVMPointerTypeKind:
+		if (LLVMGetPointerAddressSpace(type) == AC_CONST_32BIT_ADDR_SPACE)
+			return 4;
 		return 8;
 	case LLVMVectorTypeKind:
 		return LLVMGetVectorSize(type) *
@@ -2051,3 +2055,12 @@ LLVMTypeRef ac_array_in_const_addr_space(LLVMTypeRef elem_type)
 	return LLVMPointerType(LLVMArrayType(elem_type, 0),
 			       AC_CONST_ADDR_SPACE);
 }
+
+LLVMTypeRef ac_array_in_const32_addr_space(LLVMTypeRef elem_type)
+{
+	if (!HAVE_32BIT_POINTERS)
+		return ac_array_in_const_addr_space(elem_type);
+
+	return LLVMPointerType(LLVMArrayType(elem_type, 0),
+			       AC_CONST_32BIT_ADDR_SPACE);
+}
diff --git a/src/amd/common/ac_llvm_build.h b/src/amd/common/ac_llvm_build.h
index a4d80cd8b0..0a49ad8ca1 100644
--- a/src/amd/common/ac_llvm_build.h
+++ b/src/amd/common/ac_llvm_build.h
@@ -34,10 +34,13 @@
 extern "C" {
 #endif
 
+#define HAVE_32BIT_POINTERS (HAVE_LLVM >= 0x0700)
+
 enum {
 	/* CONST is the only address space that selects SMEM loads */
 	AC_CONST_ADDR_SPACE = HAVE_LLVM >= 0x700 ? 4 : 2,
 	AC_LOCAL_ADDR_SPACE = 3,
+	AC_CONST_32BIT_ADDR_SPACE = 6, /* same as CONST, but the pointer type has 32 bits */
 };
 
 struct ac_llvm_context {
@@ -51,6 +54,7 @@ struct ac_llvm_context {
 	LLVMTypeRef i16;
 	LLVMTypeRef i32;
 	LLVMTypeRef i64;
+	LLVMTypeRef intptr;
 	LLVMTypeRef f16;
 	LLVMTypeRef f32;
 	LLVMTypeRef f64;
@@ -355,6 +359,7 @@ LLVMValueRef ac_find_lsb(struct ac_llvm_context *ctx,
 			 LLVMValueRef src0);
 
 LLVMTypeRef ac_array_in_const_addr_space(LLVMTypeRef elem_type);
+LLVMTypeRef ac_array_in_const32_addr_space(LLVMTypeRef elem_type);
 
 #ifdef __cplusplus
 }
diff --git a/src/gallium/drivers/radeonsi/si_descriptors.c b/src/gallium/drivers/radeonsi/si_descriptors.c
index 96525fd21b..f28bd0ffb0 100644
--- a/src/gallium/drivers/radeonsi/si_descriptors.c
+++ b/src/gallium/drivers/radeonsi/si_descriptors.c
@@ -2003,17 +2003,22 @@ static void si_emit_shader_pointer_head(struct radeon_winsys_cs *cs,
 					unsigned sh_base,
 					unsigned pointer_count)
 {
-	radeon_emit(cs, PKT3(PKT3_SET_SH_REG, pointer_count * 2, 0));
+	radeon_emit(cs, PKT3(PKT3_SET_SH_REG, pointer_count * (HAVE_32BIT_POINTERS ? 1 : 2), 0));
 	radeon_emit(cs, (sh_base + desc->shader_userdata_offset - SI_SH_REG_OFFSET) >> 2);
 }
 
-static void si_emit_shader_pointer_body(struct radeon_winsys_cs *cs,
+static void si_emit_shader_pointer_body(struct si_screen *sscreen,
+					struct radeon_winsys_cs *cs,
 					struct si_descriptors *desc)
 {
 	uint64_t va = desc->gpu_address;
 
 	radeon_emit(cs, va);
-	radeon_emit(cs, va >> 32);
+
+	if (HAVE_32BIT_POINTERS)
+		assert((va >> 32) == sscreen->info.address32_hi);
+	else
+		radeon_emit(cs, va >> 32);
 }
 
 static void si_emit_shader_pointer(struct si_context *sctx,
@@ -2023,7 +2028,7 @@ static void si_emit_shader_pointer(struct si_context *sctx,
 	struct radeon_winsys_cs *cs = sctx->b.gfx.cs;
 
 	si_emit_shader_pointer_head(cs, desc, sh_base, 1);
-	si_emit_shader_pointer_body(cs, desc);
+	si_emit_shader_pointer_body(sctx->screen, cs, desc);
 }
 
 static void si_emit_consecutive_shader_pointers(struct si_context *sctx,
@@ -2044,7 +2049,7 @@ static void si_emit_consecutive_shader_pointers(struct si_context *sctx,
 
 		si_emit_shader_pointer_head(cs, descs, sh_base, count);
 		for (int i = 0; i < count; i++)
-			si_emit_shader_pointer_body(cs, descs + i);
+			si_emit_shader_pointer_body(sctx->screen, cs, descs + i);
 	}
 }
 
@@ -2566,8 +2571,10 @@ void si_init_all_descriptors(struct si_context *sctx)
 {
 	int i;
 
+#if !HAVE_32BIT_POINTERS
 	STATIC_ASSERT(GFX9_SGPR_TCS_CONST_AND_SHADER_BUFFERS % 2 == 0);
 	STATIC_ASSERT(GFX9_SGPR_GS_CONST_AND_SHADER_BUFFERS % 2 == 0);
+#endif
 
 	for (i = 0; i < SI_NUM_SHADERS; i++) {
 		bool gfx9_tcs = false;
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 1191545308..f07ec50ab7 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -634,12 +634,18 @@ static void si_disk_cache_create(struct si_screen *sscreen)
 
 		if (res != -1) {
 			/* These flags affect shader compilation. */
-			uint64_t shader_debug_flags =
-				sscreen->debug_flags &
-				(DBG(FS_CORRECT_DERIVS_AFTER_KILL) |
-				 DBG(SI_SCHED) |
-				 DBG(UNSAFE_MATH) |
-				 DBG(NIR));
+			#define ALL_FLAGS (DBG(FS_CORRECT_DERIVS_AFTER_KILL) | \
+					   DBG(SI_SCHED) | \
+					   DBG(UNSAFE_MATH) | \
+					   DBG(NIR))
+			uint64_t shader_debug_flags = sscreen->debug_flags &
+						      ALL_FLAGS;
+
+			/* Add the high bits of 32-bit addresses, which affects
+			 * how 32-bit addresses are expanded to 64 bits.
+			 */
+			STATIC_ASSERT(ALL_FLAGS <= UINT_MAX);
+			shader_debug_flags |= (uint64_t)sscreen->info.address32_hi << 32;
 
 			sscreen->disk_shader_cache =
 				disk_cache_create(si_get_family_name(sscreen),
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index ec03f537d0..1f2338ad6d 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -3227,12 +3227,18 @@ si_insert_input_ret_float(struct si_shader_context *ctx, LLVMValueRef ret,
 }
 
 static LLVMValueRef
-si_insert_input_ptr_as_2xi32(struct si_shader_context *ctx, LLVMValueRef ret,
-			     unsigned param, unsigned return_index)
+si_insert_input_ptr(struct si_shader_context *ctx, LLVMValueRef ret,
+		    unsigned param, unsigned return_index)
 {
 	LLVMBuilderRef builder = ctx->ac.builder;
 	LLVMValueRef ptr, lo, hi;
 
+	if (HAVE_32BIT_POINTERS) {
+		ptr = LLVMGetParam(ctx->main_fn, param);
+		ptr = LLVMBuildPtrToInt(builder, ptr, ctx->i32, "");
+		return LLVMBuildInsertValue(builder, ret, ptr, return_index, "");
+	}
+
 	ptr = LLVMGetParam(ctx->main_fn, param);
 	ptr = LLVMBuildPtrToInt(builder, ptr, ctx->i64, "");
 	ptr = LLVMBuildBitCast(builder, ptr, ctx->v2i32, "");
@@ -3348,11 +3354,11 @@ static void si_set_ls_return_value_for_tcs(struct si_shader_context *ctx)
 	ret = si_insert_input_ret(ctx, ret, ctx->param_tcs_factor_offset, 4);
 	ret = si_insert_input_ret(ctx, ret, ctx->param_merged_scratch_offset, 5);
 
-	ret = si_insert_input_ptr_as_2xi32(ctx, ret, ctx->param_rw_buffers,
-					   8 + SI_SGPR_RW_BUFFERS);
-	ret = si_insert_input_ptr_as_2xi32(ctx, ret,
-		ctx->param_bindless_samplers_and_images,
-		8 + SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES);
+	ret = si_insert_input_ptr(ctx, ret, ctx->param_rw_buffers,
+				  8 + SI_SGPR_RW_BUFFERS);
+	ret = si_insert_input_ptr(ctx, ret,
+				  ctx->param_bindless_samplers_and_images,
+				  8 + SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES);
 
 	ret = si_insert_input_ret(ctx, ret, ctx->param_vs_state_bits,
 				  8 + SI_SGPR_VS_STATE_BITS);
@@ -3367,11 +3373,12 @@ static void si_set_ls_return_value_for_tcs(struct si_shader_context *ctx)
 	ret = si_insert_input_ret(ctx, ret, ctx->param_tcs_factor_addr_base64k,
 				  8 + GFX9_SGPR_TCS_FACTOR_ADDR_BASE64K);
 
-	unsigned desc_param = ctx->param_tcs_factor_addr_base64k + 2;
-	ret = si_insert_input_ptr_as_2xi32(ctx, ret, desc_param,
-					   8 + GFX9_SGPR_TCS_CONST_AND_SHADER_BUFFERS);
-	ret = si_insert_input_ptr_as_2xi32(ctx, ret, desc_param + 1,
-					   8 + GFX9_SGPR_TCS_SAMPLERS_AND_IMAGES);
+	unsigned desc_param = ctx->param_tcs_factor_addr_base64k +
+			      (HAVE_32BIT_POINTERS ? 1 : 2);
+	ret = si_insert_input_ptr(ctx, ret, desc_param,
+				  8 + GFX9_SGPR_TCS_CONST_AND_SHADER_BUFFERS);
+	ret = si_insert_input_ptr(ctx, ret, desc_param + 1,
+				  8 + GFX9_SGPR_TCS_SAMPLERS_AND_IMAGES);
 
 	unsigned vgpr = 8 + GFX9_TCS_NUM_USER_SGPR;
 	ret = LLVMBuildInsertValue(ctx->ac.builder, ret,
@@ -3392,17 +3399,17 @@ static void si_set_es_return_value_for_gs(struct si_shader_context *ctx)
 	ret = si_insert_input_ret(ctx, ret, ctx->param_merged_wave_info, 3);
 	ret = si_insert_input_ret(ctx, ret, ctx->param_merged_scratch_offset, 5);
 
-	ret = si_insert_input_ptr_as_2xi32(ctx, ret, ctx->param_rw_buffers,
-					   8 + SI_SGPR_RW_BUFFERS);
-	ret = si_insert_input_ptr_as_2xi32(ctx, ret,
-		ctx->param_bindless_samplers_and_images,
-		8 + SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES);
+	ret = si_insert_input_ptr(ctx, ret, ctx->param_rw_buffers,
+				  8 + SI_SGPR_RW_BUFFERS);
+	ret = si_insert_input_ptr(ctx, ret,
+				  ctx->param_bindless_samplers_and_images,
+				  8 + SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES);
 
 	unsigned desc_param = ctx->param_vs_state_bits + 1;
-	ret = si_insert_input_ptr_as_2xi32(ctx, ret, desc_param,
-					   8 + GFX9_SGPR_GS_CONST_AND_SHADER_BUFFERS);
-	ret = si_insert_input_ptr_as_2xi32(ctx, ret, desc_param + 1,
-					   8 + GFX9_SGPR_GS_SAMPLERS_AND_IMAGES);
+	ret = si_insert_input_ptr(ctx, ret, desc_param,
+				  8 + GFX9_SGPR_GS_CONST_AND_SHADER_BUFFERS);
+	ret = si_insert_input_ptr(ctx, ret, desc_param + 1,
+				  8 + GFX9_SGPR_GS_SAMPLERS_AND_IMAGES);
 
 	unsigned vgpr = 8 + GFX9_GS_NUM_USER_SGPR;
 	for (unsigned i = 0; i < 5; i++) {
@@ -4395,6 +4402,9 @@ static void si_create_function(struct si_shader_context *ctx,
 			*fninfo->assign[i] = LLVMGetParam(ctx->main_fn, i);
 	}
 
+	si_llvm_add_attribute(ctx->main_fn, "amdgpu-32bit-address-high-bits",
+			      ctx->screen->info.address32_hi);
+
 	if (max_workgroup_size) {
 		si_llvm_add_attribute(ctx->main_fn, "amdgpu-max-work-group-size",
 				      max_workgroup_size);
@@ -4491,11 +4501,11 @@ static void declare_per_stage_desc_pointers(struct si_shader_context *ctx,
 
 	unsigned const_and_shader_buffers =
 		add_arg(fninfo, ARG_SGPR,
-			ac_array_in_const_addr_space(const_shader_buf_type));
+			ac_array_in_const32_addr_space(const_shader_buf_type));
 
 	unsigned samplers_and_images =
 		add_arg(fninfo, ARG_SGPR,
-			ac_array_in_const_addr_space(ctx->v8i32));
+			ac_array_in_const32_addr_space(ctx->v8i32));
 
 	if (assign_params) {
 		ctx->param_const_and_shader_buffers = const_and_shader_buffers;
@@ -4507,16 +4517,16 @@ static void declare_global_desc_pointers(struct si_shader_context *ctx,
 					 struct si_function_info *fninfo)
 {
 	ctx->param_rw_buffers = add_arg(fninfo, ARG_SGPR,
-		ac_array_in_const_addr_space(ctx->v4i32));
+		ac_array_in_const32_addr_space(ctx->v4i32));
 	ctx->param_bindless_samplers_and_images = add_arg(fninfo, ARG_SGPR,
-		ac_array_in_const_addr_space(ctx->v8i32));
+		ac_array_in_const32_addr_space(ctx->v8i32));
 }
 
 static void declare_vs_specific_input_sgprs(struct si_shader_context *ctx,
 					    struct si_function_info *fninfo)
 {
 	ctx->param_vertex_buffers = add_arg(fninfo, ARG_SGPR,
-		ac_array_in_const_addr_space(ctx->v4i32));
+		ac_array_in_const32_addr_space(ctx->v4i32));
 	add_arg_assign(fninfo, ARG_SGPR, ctx->i32, &ctx->abi.base_vertex);
 	add_arg_assign(fninfo, ARG_SGPR, ctx->i32, &ctx->abi.start_instance);
 	add_arg_assign(fninfo, ARG_SGPR, ctx->i32, &ctx->abi.draw_id);
@@ -4684,7 +4694,8 @@ static void create_function(struct si_shader_context *ctx)
 		ctx->param_tcs_out_lds_layout = add_arg(&fninfo, ARG_SGPR, ctx->i32);
 		ctx->param_tcs_offchip_addr_base64k = add_arg(&fninfo, ARG_SGPR, ctx->i32);
 		ctx->param_tcs_factor_addr_base64k = add_arg(&fninfo, ARG_SGPR, ctx->i32);
-		add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused */
+		if (!HAVE_32BIT_POINTERS)
+			add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused */
 
 		declare_per_stage_desc_pointers(ctx, &fninfo,
 						ctx->type == PIPE_SHADER_TESS_CTRL);
@@ -4740,7 +4751,8 @@ static void create_function(struct si_shader_context *ctx)
 			ctx->param_tcs_offchip_addr_base64k = add_arg(&fninfo, ARG_SGPR, ctx->i32);
 			add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused */
 			add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused */
-			add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused */
+			if (!HAVE_32BIT_POINTERS)
+				add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused */
 			ctx->param_vs_state_bits = add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused */
 		}
 
@@ -6475,6 +6487,11 @@ static void si_build_wrapper_function(struct si_shader_context *ctx,
 		unsigned size = ac_get_type_size(param_type) / 4;
 
 		if (size == 1) {
+			if (LLVMGetTypeKind(param_type) == LLVMPointerTypeKind) {
+				param = LLVMBuildPtrToInt(builder, param, ctx->i32, "");
+				param_type = ctx->i32;
+			}
+
 			if (param_type != out_type)
 				param = LLVMBuildBitCast(builder, param, out_type, "");
 			out[num_out++] = param;
@@ -6550,8 +6567,14 @@ static void si_build_wrapper_function(struct si_shader_context *ctx,
 
 			if (LLVMTypeOf(arg) != param_type) {
 				if (LLVMGetTypeKind(param_type) == LLVMPointerTypeKind) {
-					arg = LLVMBuildBitCast(builder, arg, ctx->i64, "");
-					arg = LLVMBuildIntToPtr(builder, arg, param_type, "");
+					if (LLVMGetPointerAddressSpace(param_type) ==
+					    AC_CONST_32BIT_ADDR_SPACE) {
+						arg = LLVMBuildBitCast(builder, arg, ctx->i32, "");
+						arg = LLVMBuildIntToPtr(builder, arg, param_type, "");
+					} else {
+						arg = LLVMBuildBitCast(builder, arg, ctx->i64, "");
+						arg = LLVMBuildIntToPtr(builder, arg, param_type, "");
+					}
 				} else {
 					arg = LLVMBuildBitCast(builder, arg, param_type, "");
 				}
@@ -7026,9 +7049,16 @@ static LLVMValueRef si_prolog_get_rw_buffers(struct si_shader_context *ctx)
 		 ctx->type == PIPE_SHADER_GEOMETRY ||
 		 ctx->shader->key.as_ls || ctx->shader->key.as_es);
 
+	if (HAVE_32BIT_POINTERS) {
+		ptr[0] = LLVMGetParam(ctx->main_fn, (is_merged_shader ? 8 : 0) + SI_SGPR_RW_BUFFERS);
+		list = LLVMBuildIntToPtr(ctx->ac.builder, ptr[0],
+					 ac_array_in_const32_addr_space(ctx->v4i32), "");
+		return list;
+	}
+
 	/* Get the pointer to rw buffers. */
 	ptr[0] = LLVMGetParam(ctx->main_fn, (is_merged_shader ? 8 : 0) + SI_SGPR_RW_BUFFERS);
-	ptr[1] = LLVMGetParam(ctx->main_fn, (is_merged_shader ? 8 : 0) + SI_SGPR_RW_BUFFERS_HI);
+	ptr[1] = LLVMGetParam(ctx->main_fn, (is_merged_shader ? 8 : 0) + SI_SGPR_RW_BUFFERS + 1);
 	list = lp_build_gather_values(&ctx->gallivm, ptr, 2);
 	list = LLVMBuildBitCast(ctx->ac.builder, list, ctx->i64, "");
 	list = LLVMBuildIntToPtr(ctx->ac.builder, list,
@@ -7241,11 +7271,11 @@ static void si_build_tcs_epilog_function(struct si_shader_context *ctx,
 		add_arg(&fninfo, ARG_SGPR, ctx->i32);
 		add_arg(&fninfo, ARG_SGPR, ctx->i32);
 		add_arg(&fninfo, ARG_SGPR, ctx->i32);
-		add_arg(&fninfo, ARG_SGPR, ctx->i64);
-		add_arg(&fninfo, ARG_SGPR, ctx->i64);
-		add_arg(&fninfo, ARG_SGPR, ctx->i64);
-		add_arg(&fninfo, ARG_SGPR, ctx->i64);
-		add_arg(&fninfo, ARG_SGPR, ctx->i64);
+		add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+		add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+		add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+		add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+		add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
 		add_arg(&fninfo, ARG_SGPR, ctx->i32);
 		add_arg(&fninfo, ARG_SGPR, ctx->i32);
 		add_arg(&fninfo, ARG_SGPR, ctx->i32);
@@ -7256,10 +7286,10 @@ static void si_build_tcs_epilog_function(struct si_shader_context *ctx,
 		ctx->param_tcs_offchip_addr_base64k = add_arg(&fninfo, ARG_SGPR, ctx->i32);
 		ctx->param_tcs_factor_addr_base64k = add_arg(&fninfo, ARG_SGPR, ctx->i32);
 	} else {
-		add_arg(&fninfo, ARG_SGPR, ctx->i64);
-		add_arg(&fninfo, ARG_SGPR, ctx->i64);
-		add_arg(&fninfo, ARG_SGPR, ctx->i64);
-		add_arg(&fninfo, ARG_SGPR, ctx->i64);
+		add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+		add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+		add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+		add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
 		ctx->param_tcs_offchip_layout = add_arg(&fninfo, ARG_SGPR, ctx->i32);
 		add_arg(&fninfo, ARG_SGPR, ctx->i32);
 		add_arg(&fninfo, ARG_SGPR, ctx->i32);
@@ -7661,10 +7691,10 @@ static void si_build_ps_epilog_function(struct si_shader_context *ctx,
 	si_init_function_info(&fninfo);
 
 	/* Declare input SGPRs. */
-	ctx->param_rw_buffers = add_arg(&fninfo, ARG_SGPR, ctx->i64);
-	ctx->param_bindless_samplers_and_images = add_arg(&fninfo, ARG_SGPR, ctx->i64);
-	ctx->param_const_and_shader_buffers = add_arg(&fninfo, ARG_SGPR, ctx->i64);
-	ctx->param_samplers_and_images = add_arg(&fninfo, ARG_SGPR, ctx->i64);
+	ctx->param_rw_buffers = add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+	ctx->param_bindless_samplers_and_images = add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+	ctx->param_const_and_shader_buffers = add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
+	ctx->param_samplers_and_images = add_arg(&fninfo, ARG_SGPR, ctx->ac.intptr);
 	add_arg_checked(&fninfo, ARG_SGPR, ctx->f32, SI_PARAM_ALPHA_REF);
 
 	/* Declare input VGPRs. */
diff --git a/src/gallium/drivers/radeonsi/si_shader.h b/src/gallium/drivers/radeonsi/si_shader.h
index 3cc49caf21..ef4472ba99 100644
--- a/src/gallium/drivers/radeonsi/si_shader.h
+++ b/src/gallium/drivers/radeonsi/si_shader.h
@@ -136,6 +136,7 @@
 #include "util/u_queue.h"
 
 #include "ac_binary.h"
+#include "ac_llvm_build.h"
 #include "si_state.h"
 
 struct nir_shader;
@@ -150,18 +151,28 @@ struct nir_shader;
 /* SGPR user data indices */
 enum {
 	SI_SGPR_RW_BUFFERS,  /* rings (& stream-out, VS only) */
+#if !HAVE_32BIT_POINTERS
 	SI_SGPR_RW_BUFFERS_HI,
+#endif
 	SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES,
+#if !HAVE_32BIT_POINTERS
 	SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES_HI,
+#endif
 	SI_SGPR_CONST_AND_SHADER_BUFFERS, /* or just a constant buffer 0 pointer */
+#if !HAVE_32BIT_POINTERS
 	SI_SGPR_CONST_AND_SHADER_BUFFERS_HI,
+#endif
 	SI_SGPR_SAMPLERS_AND_IMAGES,
+#if !HAVE_32BIT_POINTERS
 	SI_SGPR_SAMPLERS_AND_IMAGES_HI,
+#endif
 	SI_NUM_RESOURCE_SGPRS,
 
 	/* all VS variants */
 	SI_SGPR_VERTEX_BUFFERS	= SI_NUM_RESOURCE_SGPRS,
+#if !HAVE_32BIT_POINTERS
 	SI_SGPR_VERTEX_BUFFERS_HI,
+#endif
 	SI_SGPR_BASE_VERTEX,
 	SI_SGPR_START_INSTANCE,
 	SI_SGPR_DRAWID,
@@ -190,23 +201,33 @@ enum {
 	GFX9_SGPR_TCS_OUT_LAYOUT,
 	GFX9_SGPR_TCS_OFFCHIP_ADDR_BASE64K,
 	GFX9_SGPR_TCS_FACTOR_ADDR_BASE64K,
+#if !HAVE_32BIT_POINTERS
 	GFX9_SGPR_unused_to_align_the_next_pointer,
+#endif
 	GFX9_SGPR_TCS_CONST_AND_SHADER_BUFFERS,
+#if !HAVE_32BIT_POINTERS
 	GFX9_SGPR_TCS_CONST_AND_SHADER_BUFFERS_HI,
+#endif
 	GFX9_SGPR_TCS_SAMPLERS_AND_IMAGES,
+#if !HAVE_32BIT_POINTERS
 	GFX9_SGPR_TCS_SAMPLERS_AND_IMAGES_HI,
+#endif
 	GFX9_TCS_NUM_USER_SGPR,
 
 	/* GFX9: Merged ES-GS (VS-GS or TES-GS). */
 	GFX9_SGPR_GS_CONST_AND_SHADER_BUFFERS = SI_VS_NUM_USER_SGPR,
+#if !HAVE_32BIT_POINTERS
 	GFX9_SGPR_GS_CONST_AND_SHADER_BUFFERS_HI,
+#endif
 	GFX9_SGPR_GS_SAMPLERS_AND_IMAGES,
+#if !HAVE_32BIT_POINTERS
 	GFX9_SGPR_GS_SAMPLERS_AND_IMAGES_HI,
+#endif
 	GFX9_GS_NUM_USER_SGPR,
 
 	/* GS limits */
 	GFX6_GS_NUM_USER_SGPR = SI_NUM_RESOURCE_SGPRS,
-	SI_GSCOPY_NUM_USER_SGPR = SI_SGPR_RW_BUFFERS_HI + 1,
+	SI_GSCOPY_NUM_USER_SGPR = SI_SGPR_RW_BUFFERS + (HAVE_32BIT_POINTERS ? 1 : 2),
 
 	/* PS only */
 	SI_SGPR_ALPHA_REF	= SI_NUM_RESOURCE_SGPRS,
diff --git a/src/gallium/drivers/radeonsi/si_shader_tgsi_mem.c b/src/gallium/drivers/radeonsi/si_shader_tgsi_mem.c
index 3dd151bca8..9e2a0ebbb5 100644
--- a/src/gallium/drivers/radeonsi/si_shader_tgsi_mem.c
+++ b/src/gallium/drivers/radeonsi/si_shader_tgsi_mem.c
@@ -140,7 +140,7 @@ LLVMValueRef si_load_image_desc(struct si_shader_context *ctx,
 		index = LLVMBuildAdd(builder, index,
 				     ctx->i32_1, "");
 		list = LLVMBuildPointerCast(builder, list,
-					    ac_array_in_const_addr_space(ctx->v4i32), "");
+					    ac_array_in_const32_addr_space(ctx->v4i32), "");
 	} else {
 		assert(desc_type == AC_DESC_IMAGE);
 	}
@@ -1107,7 +1107,7 @@ LLVMValueRef si_load_sampler_desc(struct si_shader_context *ctx,
 		index = LLVMBuildMul(builder, index, LLVMConstInt(ctx->i32, 4, 0), "");
 		index = LLVMBuildAdd(builder, index, ctx->i32_1, "");
 		list = LLVMBuildPointerCast(builder, list,
-					    ac_array_in_const_addr_space(ctx->v4i32), "");
+					    ac_array_in_const32_addr_space(ctx->v4i32), "");
 		break;
 	case AC_DESC_FMASK:
 		/* The FMASK is at [8:15]. */
@@ -1119,7 +1119,7 @@ LLVMValueRef si_load_sampler_desc(struct si_shader_context *ctx,
 		index = LLVMBuildMul(builder, index, LLVMConstInt(ctx->i32, 4, 0), "");
 		index = LLVMBuildAdd(builder, index, LLVMConstInt(ctx->i32, 3, 0), "");
 		list = LLVMBuildPointerCast(builder, list,
-					    ac_array_in_const_addr_space(ctx->v4i32), "");
+					    ac_array_in_const32_addr_space(ctx->v4i32), "");
 		break;
 	}
 




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