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authorMarek Olšák <[email protected]>2018-01-01 21:04:22 +0100
committerMarek Olšák <[email protected]>2018-02-17 04:52:17 +0100
commit931ec80eebbfd6a301a828daa0c9945f49533611 (patch)
treea494fe03923f83d59945e681c95425965a15a549 /src/amd/common/ac_llvm_build.h
parent5722cd408400196eeaf02b0dba0885a536097422 (diff)
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 <[email protected]> (v1)
Diffstat (limited to 'src/amd/common/ac_llvm_build.h')
-rw-r--r--src/amd/common/ac_llvm_build.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/amd/common/ac_llvm_build.h b/src/amd/common/ac_llvm_build.h
index a4d80cd8b00..0a49ad8ca13 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
}