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authorSamuel Pitoiset <[email protected]>2020-01-16 17:02:44 +0100
committerMarge Bot <[email protected]>2020-01-20 16:24:55 +0000
commit9e2fde84fca7824e32c6f12e87c1e9e1d3befb57 (patch)
treee823ac8c1caf842047df59ed2fc554cba79e95b6 /src
parentfe9157a700341f38b448fa9279fb60d7e4a05b32 (diff)
aco: add new addr64 bit to MUBUF instructions on GFX6-GFX7
According to the different ISA docs (and to LLVM), this bit seems to only exists on GFX6-GFX7. Signed-off-by: Samuel Pitoiset <[email protected]> Reviewed-By: Timur Kristóf <[email protected]> Reviewed-by: Daniel Schürmann <[email protected]> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3432>
Diffstat (limited to 'src')
-rw-r--r--src/amd/compiler/aco_assembler.cpp3
-rw-r--r--src/amd/compiler/aco_ir.h1
-rw-r--r--src/amd/compiler/aco_opcodes.py1
-rw-r--r--src/amd/compiler/aco_print_ir.cpp2
4 files changed, 7 insertions, 0 deletions
diff --git a/src/amd/compiler/aco_assembler.cpp b/src/amd/compiler/aco_assembler.cpp
index dc341e59de0..241e3d44309 100644
--- a/src/amd/compiler/aco_assembler.cpp
+++ b/src/amd/compiler/aco_assembler.cpp
@@ -311,6 +311,9 @@ void emit_instruction(asm_context& ctx, std::vector<uint32_t>& out, Instruction*
encoding |= (mubuf->lds ? 1 : 0) << 16;
encoding |= (mubuf->glc ? 1 : 0) << 14;
encoding |= (mubuf->idxen ? 1 : 0) << 13;
+ assert(!mubuf->addr64 || ctx.chip_class <= GFX7);
+ if (ctx.chip_class == GFX6 || ctx.chip_class == GFX7)
+ encoding |= (mubuf->addr64 ? 1 : 0) << 15;
encoding |= (mubuf->offen ? 1 : 0) << 12;
if (ctx.chip_class == GFX8 || ctx.chip_class == GFX9) {
assert(!mubuf->dlc); /* Device-level coherent is not supported on GFX9 and lower */
diff --git a/src/amd/compiler/aco_ir.h b/src/amd/compiler/aco_ir.h
index 4239e5ffaf8..5fa9e1cb869 100644
--- a/src/amd/compiler/aco_ir.h
+++ b/src/amd/compiler/aco_ir.h
@@ -786,6 +786,7 @@ struct MUBUF_instruction : public Instruction {
uint16_t offset : 12; /* Unsigned byte offset - 12 bit */
bool offen : 1; /* Supply an offset from VGPR (VADDR) */
bool idxen : 1; /* Supply an index from VGPR (VADDR) */
+ bool addr64 : 1; /* SI, CIK: Address size is 64-bit */
bool glc : 1; /* globally coherent */
bool dlc : 1; /* NAVI: device level coherent */
bool slc : 1; /* system level coherent */
diff --git a/src/amd/compiler/aco_opcodes.py b/src/amd/compiler/aco_opcodes.py
index 17520b7209f..db4a349bcb9 100644
--- a/src/amd/compiler/aco_opcodes.py
+++ b/src/amd/compiler/aco_opcodes.py
@@ -91,6 +91,7 @@ class Format(Enum):
return [('unsigned', 'offset', None),
('bool', 'offen', None),
('bool', 'idxen', 'false'),
+ ('bool', 'addr64', 'false'),
('bool', 'disable_wqm', 'false'),
('bool', 'glc', 'false'),
('bool', 'dlc', 'false'),
diff --git a/src/amd/compiler/aco_print_ir.cpp b/src/amd/compiler/aco_print_ir.cpp
index 780980a8c69..81711a278c9 100644
--- a/src/amd/compiler/aco_print_ir.cpp
+++ b/src/amd/compiler/aco_print_ir.cpp
@@ -236,6 +236,8 @@ static void print_instr_format_specific(struct Instruction *instr, FILE *output)
fprintf(output, " offen");
if (mubuf->idxen)
fprintf(output, " idxen");
+ if (mubuf->addr64)
+ fprintf(output, " addr64");
if (mubuf->glc)
fprintf(output, " glc");
if (mubuf->dlc)