Differences From Artifact [ed5f594770]:
- File
src/invocation/invoke-x86_64.m
— part of check-in
[95797a4d1c]
at
2017-09-11 02:05:07
on branch trunk
— OFInvocation: Initial support for invoking
So far this is only for x86_64 with the Apple runtime and does not yet
support all types. It also does not yet support passing arguments via
the stack. (user: js, size: 4427) [annotate] [blame] [check-ins using]
To Artifact [abe678c9cf]:
- File src/invocation/invoke-x86_64.m — part of check-in [bbeb71e81d] at 2017-09-11 11:44:58 on branch trunk — invoke-x86_64: Set %al to number of SSE regs used (user: js, size: 4521) [annotate] [blame] [check-ins using]
| ︙ | ︙ | |||
28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 |
#define NUM_GPR_OUT 2
#define NUM_SSE_IN 8
#define NUM_SSE_OUT 2
struct registers {
uint64_t gpr[NUM_GPR_IN + NUM_GPR_OUT];
__m128 sse[NUM_SSE_IN];
};
extern void of_invocation_call(struct registers *);
void
of_invocation_invoke(OFInvocation *invocation)
{
OFMethodSignature *methodSignature = [invocation methodSignature];
size_t numberOfArguments = [methodSignature numberOfArguments];
const char *typeEncoding;
struct registers registers;
size_t currentGPR = 0, currentSSE = 0;
for (size_t i = 0; i < numberOfArguments; i++) {
union {
uint64_t gpr;
__m128 sse;
} value;
enum {
| > > > | 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 |
#define NUM_GPR_OUT 2
#define NUM_SSE_IN 8
#define NUM_SSE_OUT 2
struct registers {
uint64_t gpr[NUM_GPR_IN + NUM_GPR_OUT];
__m128 sse[NUM_SSE_IN];
uint8_t num_sse;
};
extern void of_invocation_call(struct registers *);
void
of_invocation_invoke(OFInvocation *invocation)
{
OFMethodSignature *methodSignature = [invocation methodSignature];
size_t numberOfArguments = [methodSignature numberOfArguments];
const char *typeEncoding;
struct registers registers;
size_t currentGPR = 0, currentSSE = 0;
memset(®isters, '\0', sizeof(registers));
for (size_t i = 0; i < numberOfArguments; i++) {
union {
uint64_t gpr;
__m128 sse;
} value;
enum {
|
| ︙ | ︙ | |||
124 125 126 127 128 129 130 |
if (valueType == VALUE_GPR) {
if (currentGPR < NUM_GPR_IN)
registers.gpr[currentGPR++] = value.gpr;
else
/* TODO */
abort();
} else if (valueType == VALUE_SSE) {
| | > | | 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 |
if (valueType == VALUE_GPR) {
if (currentGPR < NUM_GPR_IN)
registers.gpr[currentGPR++] = value.gpr;
else
/* TODO */
abort();
} else if (valueType == VALUE_SSE) {
if (currentSSE < NUM_SSE_IN) {
registers.sse[currentSSE++] = value.sse;
registers.num_sse++;
} else
/* TODO */
abort();
}
}
of_invocation_call(®isters);
|
| ︙ | ︙ |