Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

loongarch: add memory fence & support tmp register for atomic #263

Merged
merged 1 commit into from
Aug 12, 2024
Merged

loongarch: add memory fence & support tmp register for atomic #263

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 8 additions & 2 deletions sljit_src/sljitNativeLOONGARCH_64.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -250,6 +250,9 @@ lower parts in the instruction word, denoted by the “L” and “H” suffixes
#define AMCAS_W OPC_3R(0x70B2)
#define AMCAS_D OPC_3R(0x70B3)

/* Memory barrier instructions */
#define DBAR OPC_3R(0x70e4)

/* Other instructions */
#define BREAK OPC_3R(0x54)
#define DBGCALL OPC_3R(0x55)
Expand Down Expand Up @@ -815,6 +818,7 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_has_cpu_feature(sljit_s32 feature_type)
case SLJIT_HAS_COPY_F32:
case SLJIT_HAS_COPY_F64:
case SLJIT_HAS_ATOMIC:
case SLJIT_HAS_MEMORY_BARRIER:
return 1;

default:
Expand Down Expand Up @@ -1894,6 +1898,8 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compile
return push_inst(compiler, ((op & SLJIT_32)? DIV_WU: DIV_DU) | RD(SLJIT_R0) | RJ(SLJIT_R0) | RK(SLJIT_R1));
case SLJIT_DIV_SW:
return push_inst(compiler, INST(DIV, op) | RD(SLJIT_R0) | RJ(SLJIT_R0) | RK(SLJIT_R1));
case SLJIT_MEMORY_BARRIER:
return push_inst(compiler, DBAR);
case SLJIT_ENDBR:
case SLJIT_SKIP_FRAMES_BEFORE_RETURN:
return SLJIT_SUCCESS;
Expand Down Expand Up @@ -3752,8 +3758,8 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_atomic_store(struct sljit_compiler
return SLJIT_SUCCESS;

if (op & SLJIT_SET_ATOMIC_STORED) {
FAIL_IF(push_inst(compiler, XOR | RD(TMP_REG1) | RJ(temp_reg) | RK(TMP_ZERO)));
tmp = TMP_REG1;
FAIL_IF(push_inst(compiler, XOR | RD(TMP_REG3) | RJ(temp_reg) | RK(TMP_ZERO)));
tmp = TMP_REG3;
}
FAIL_IF(push_inst(compiler, ins | RD(tmp) | RJ(mem_reg) | RK(src_reg)));
if (!(op & SLJIT_SET_ATOMIC_STORED))
Expand Down
Loading