Added warp independance
This commit is contained in:
Demo
@@ -1,6 +1,7 @@
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// #include <stdint.h>
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#include <stdbool.h>
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// #include <cstdint>
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extern void print_consol(char *);
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extern void printc(char);
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int main(void);
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@@ -13,24 +14,39 @@ void matAddition (unsigned, unsigned);
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// unsigned y[] = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
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// unsigned z[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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unsigned x[] = {1, 1, 6, 0, 3, 1, 1, 2, 0, 3, 6, 7, 5, 7, 7, 9};
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unsigned y[] = {0, 2, 2, 0, 5, 0, 1, 1, 4, 2, 0, 0, 3, 2, 3, 2};
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unsigned x[] = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 , 1 , 1 , 1 , 1 , 1 };
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unsigned y[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
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unsigned z[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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// unsigned x[] = {2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2};
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// unsigned y[] = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
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// unsigned z[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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#define NUM_WARPS 3
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#define NUM_THREADS 7
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#define NUM_WARPS 2
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#define NUM_THREADS 8
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int main()
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{
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for (int i = 0; i < 8; i++)
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{
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queue_initialize(q + i);
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}
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createWarps(NUM_WARPS, NUM_THREADS, matAddition, x, y, z);
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while(!queue_isEmpty()) {}
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wait_for_done(NUM_WARPS);
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print_consol("-------------------------\n");
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print_consol("FINAL Z\n");
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for (int i = 0; i < 16; i++)
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{
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int_print(i);
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print_consol(": ");
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int_print(z[i]);
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print_consol("\n");
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}
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print_consol("-------------------------------\n");
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return 0;
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}
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@@ -44,14 +60,11 @@ void matAddition(unsigned tid, unsigned wid)
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unsigned i = (wid * NUM_THREADS) + tid;
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__if((i < 10))
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__if((i < 11))
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z_ptr[i] = x_ptr[i] + y_ptr[i];
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__else
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__end_if
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sleep((50 * (wid + wid))+100);
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return;
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}
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|
||||
:1009400023268100232481011304010193070C0055
|
||||
:10095000138507000324C100032C8100130101014A
|
||||
:1009600067800000130101FF2326810023249101E9
|
||||
:100970001304010193870C00138507000324C100B1
|
||||
:0C098000832C810013010101678000003E
|
||||
:02000004810079
|
||||
:1005CC000100000001000000060000000000000017
|
||||
:1005DC000300000001000000010000000200000008
|
||||
:1005EC0000000000030000000600000007000000EF
|
||||
:1005FC0005000000070000000700000009000000D3
|
||||
:10060C0000000000020000000200000000000000DA
|
||||
:10061C0005000000000000000100000001000000C7
|
||||
:10062C0004000000020000000000000000000000B8
|
||||
:10063C0003000000020000000300000002000000A4
|
||||
:10000000300000003100000032000000330000002A
|
||||
:10001000340000003500000036000000370000000A
|
||||
:10002000380000003900000061000000620000009C
|
||||
:10003000630000006400000065000000660000002E
|
||||
:100040002D2D2D2D2D2D2D2D2D2D2D2D2D2D2D2DE0
|
||||
:100050002D2D2D2D2D2D2D2D2D0A000046494E41E3
|
||||
:100060004C205A0A000000003A2000000A0000005C
|
||||
:100070002D2D2D2D2D2D2D2D2D2D2D2D2D2D2D2DB0
|
||||
:100080002D2D2D2D2D2D2D2D2D2D2D2D2D2D2D0AC3
|
||||
:1000900000000000300000003100000032000000CD
|
||||
:1000A000330000003400000035000000360000007E
|
||||
:1000B0003700000038000000390000006100000037
|
||||
:1000C00062000000630000006400000065000000A2
|
||||
:1000D00066000000646F6E653A2000000A000000B0
|
||||
:1000E00061626F757420746F207761697420666F28
|
||||
:0800F0007220646F6E650A00C6
|
||||
:1000F8000000008104000081080000810C000081DC
|
||||
:100108001000008114000081180000811C0000818B
|
||||
:100118002000008124000081280000812C0000813B
|
||||
:100128003000008134000081380000813C000081EB
|
||||
:1001380001000000010000000100000001000000B3
|
||||
:1001480001000000010000000100000001000000A3
|
||||
:100158000100000001000000010000000100000093
|
||||
:100168000100000001000000010000000100000083
|
||||
:100178000000000001000000020000000300000071
|
||||
:100188000400000005000000060000000700000051
|
||||
:1001980008000000090000000A0000000B00000031
|
||||
:1001A8000C0000000D0000000E0000000F00000011
|
||||
:1001B80094000081980000819C000081A0000081CB
|
||||
:1001C800A4000081A8000081AC000081B00000817B
|
||||
:1001D800B4000081B8000081BC000081C00000812B
|
||||
:1001E800C4000081C8000081CC000081D0000081DB
|
||||
:040000058000000077
|
||||
:00000001FF
|
||||
|
||||
@@ -1,22 +1,49 @@
|
||||
#include "lib.h"
|
||||
|
||||
|
||||
extern void createThreads(unsigned, unsigned, unsigned, unsigned *, unsigned *, unsigned *);
|
||||
extern void wspawn(unsigned, unsigned, unsigned, unsigned *, unsigned *, unsigned *);
|
||||
extern void createThreads(unsigned, unsigned, unsigned, unsigned *, unsigned *, unsigned *, unsigned);
|
||||
extern void wspawn(unsigned, unsigned, unsigned, unsigned *, unsigned *, unsigned *, unsigned);
|
||||
extern void print_consol(char *);
|
||||
extern void printc(char);
|
||||
|
||||
|
||||
void int_print(unsigned f)
|
||||
{
|
||||
if (f < 16)
|
||||
{
|
||||
print_consol(hextoa[f]);
|
||||
return;
|
||||
}
|
||||
int temp;
|
||||
int sf = 32;
|
||||
bool start = false;
|
||||
do
|
||||
{
|
||||
temp = (f >> (sf - 4)) & 0xf;
|
||||
if (temp != 0) start = true;
|
||||
if (start) print_consol(hextoa[temp]);
|
||||
sf -= 4;
|
||||
} while(sf > 0);
|
||||
}
|
||||
|
||||
void reschedule_warps()
|
||||
{
|
||||
|
||||
if (queue_isEmpty())
|
||||
register unsigned curr_warp asm("s10");
|
||||
|
||||
if (queue_isEmpty(q+curr_warp))
|
||||
{
|
||||
print_consol("done: ");
|
||||
int_print(curr_warp);
|
||||
print_consol("\n");
|
||||
done[curr_warp] = true;
|
||||
ECALL;
|
||||
}
|
||||
|
||||
Job j;
|
||||
queue_dequeue(&j);
|
||||
queue_dequeue(q+curr_warp,&j);
|
||||
asm __volatile__("mv sp,%0"::"r" (j.base_sp):);
|
||||
createThreads(j.n_threads, j.wid, j.func_ptr, j.x, j.y, j.z);
|
||||
createThreads(j.n_threads, j.wid, j.func_ptr, j.x, j.y, j.z, j.assigned_warp);
|
||||
|
||||
ECALL;
|
||||
|
||||
@@ -25,16 +52,20 @@ void reschedule_warps()
|
||||
void schedule_warps()
|
||||
{
|
||||
asm __volatile__("mv s3, sp");
|
||||
while (!queue_isEmpty() && queue_availableWarps())
|
||||
{
|
||||
++q.active_warps;
|
||||
Job j;
|
||||
queue_dequeue(&j);
|
||||
|
||||
asm __volatile__("mv sp,%0"::"r" (j.base_sp):);
|
||||
wspawn(j.n_threads, j.wid, j.func_ptr, j.x, j.y, j.z);
|
||||
for (int curr_warp = 0; curr_warp < 7; ++curr_warp)
|
||||
{
|
||||
if (!queue_isEmpty(q+curr_warp))
|
||||
{
|
||||
Job j;
|
||||
queue_dequeue(q+curr_warp,&j);
|
||||
asm __volatile__("mv sp,%0"::"r" (j.base_sp):);
|
||||
wspawn(j.n_threads, j.wid, j.func_ptr, j.x, j.y, j.z, j.assigned_warp);
|
||||
}
|
||||
}
|
||||
|
||||
asm __volatile__("mv sp, s3");
|
||||
|
||||
}
|
||||
|
||||
void sleep(int t)
|
||||
@@ -46,8 +77,8 @@ void sleep(int t)
|
||||
|
||||
void createWarps(unsigned num_Warps, unsigned num_threads, FUNC, unsigned * x_ptr, unsigned * y_ptr, unsigned * z_ptr)
|
||||
{
|
||||
|
||||
asm __volatile__("addi s2, sp, 0");
|
||||
int warp = 0;
|
||||
for (unsigned i = 0; i < num_Warps; i++)
|
||||
{
|
||||
asm __volatile__("lui s3, 0xFFFF0");
|
||||
@@ -62,23 +93,33 @@ void createWarps(unsigned num_Warps, unsigned num_threads, FUNC, unsigned * x_pt
|
||||
j.x = x_ptr;
|
||||
j.y = y_ptr;
|
||||
j.z = z_ptr;
|
||||
j.assigned_warp = warp;
|
||||
|
||||
queue_enqueue(&j);
|
||||
queue_enqueue(q + warp,&j);
|
||||
++warp;
|
||||
if (warp >= 7) warp = 0;
|
||||
}
|
||||
asm __volatile__("addi sp, s2, 0");
|
||||
|
||||
|
||||
schedule_warps();
|
||||
|
||||
sleep(100);
|
||||
}
|
||||
|
||||
void wait_for_done(unsigned num_wait)
|
||||
{
|
||||
print_consol("about to wait for done\n");
|
||||
bool temp = false;
|
||||
while (!temp)
|
||||
{
|
||||
temp = true;
|
||||
for (int i = 0; i < num_wait; i++)
|
||||
{
|
||||
temp &= done[i];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// unsigned get_wid()
|
||||
// {
|
||||
// register unsigned ret asm("s7");
|
||||
// return ret;
|
||||
// }
|
||||
|
||||
unsigned * get_1st_arg(void)
|
||||
{
|
||||
|
||||
@@ -1,7 +1,7 @@
|
||||
|
||||
#ifndef __RISCV_GP_
|
||||
#define __RISCV_GP_
|
||||
|
||||
#include <stdbool.h>
|
||||
#include "queue.h"
|
||||
|
||||
#define WSPAWN asm __volatile__(".word 0x3006b"::);
|
||||
@@ -29,9 +29,16 @@
|
||||
JOIN;
|
||||
|
||||
|
||||
static char * hextoa[] = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f"};
|
||||
static bool done[] = {false, false, false, false, false, false, false};
|
||||
|
||||
static int main_sp[1];
|
||||
|
||||
#define FUNC void (func)(unsigned, unsigned)
|
||||
void createWarps(unsigned num_Warps, unsigned num_threads, FUNC, unsigned *, unsigned *, unsigned *);
|
||||
void reschedule_warps(void);
|
||||
void int_print(unsigned);
|
||||
void wait_for_done(unsigned);
|
||||
|
||||
unsigned * get_1st_arg(void);
|
||||
unsigned * get_2nd_arg(void);
|
||||
|
||||
@@ -7,18 +7,18 @@
|
||||
.global _start
|
||||
_start:
|
||||
lui sp, 0x7ffff
|
||||
jal queue_initialize
|
||||
jal main
|
||||
ecall
|
||||
|
||||
.type createThreads, @function
|
||||
.global createThreads
|
||||
createThreads:
|
||||
mv s7,a3 # Moving x_ptr to s7
|
||||
mv s8,a4 # Moving y_ptr to s8
|
||||
mv s9,a5 # Moving z_ptr to s9
|
||||
mv t5,sp # Saving the current stack pointer to t5
|
||||
mv t2, a0 # t2 = num_threads
|
||||
mv s7 ,a3 # Moving x_ptr to s7
|
||||
mv s8 ,a4 # Moving y_ptr to s8
|
||||
mv s9 ,a5 # Moving z_ptr to s9
|
||||
mv s10,a6 # Moving assigned_warp to s10
|
||||
mv t5 ,sp # Saving the current stack pointer to t5
|
||||
mv t2 , a0 # t2 = num_threads
|
||||
loop_init:
|
||||
li a0,1 # i = 0
|
||||
loop_cond:
|
||||
@@ -39,6 +39,12 @@ loop_done:
|
||||
la a0, reschedule_warps
|
||||
.word 0x5406b
|
||||
|
||||
.type printc, @function
|
||||
.global printc
|
||||
printc:
|
||||
la a7, 0x00010000
|
||||
sw a1, 0(a7)
|
||||
ret
|
||||
|
||||
|
||||
.type wspawn, @function
|
||||
@@ -47,3 +53,34 @@ wspawn:
|
||||
la t1, createThreads
|
||||
.word 0x3006b # WSPAWN instruction
|
||||
ret
|
||||
|
||||
.type print_consol, @function
|
||||
.global print_consol
|
||||
print_consol:
|
||||
addi sp, sp, -12
|
||||
sw ra, 0(sp)
|
||||
sw a1, 4(sp)
|
||||
bl:
|
||||
lbu a1,0(a0)
|
||||
beqz a1,be
|
||||
jal printc
|
||||
addi a0, a0, 1
|
||||
j bl
|
||||
be:
|
||||
lw ra, 0(sp)
|
||||
lw a1, 4(sp)
|
||||
addi sp, sp, 12
|
||||
ret
|
||||
|
||||
.type print_int, @function
|
||||
.global print_int
|
||||
print_int:
|
||||
addi sp, sp, -12
|
||||
sw ra, 0(sp)
|
||||
sw a1, 4(sp)
|
||||
addi a1, a0, 48
|
||||
jal printc
|
||||
lw ra, 0(sp)
|
||||
lw a1, 4(sp)
|
||||
addi sp, sp, 12
|
||||
ret
|
||||
|
||||
@@ -18,6 +18,7 @@ typedef struct Job_t
|
||||
unsigned * x;
|
||||
unsigned * y;
|
||||
unsigned * z;
|
||||
unsigned assigned_warp;
|
||||
|
||||
} Job;
|
||||
|
||||
@@ -32,17 +33,17 @@ typedef struct Queue_t
|
||||
|
||||
} Queue;
|
||||
|
||||
Queue q;
|
||||
Queue q[8];
|
||||
|
||||
void queue_initialize(void);
|
||||
void queue_initialize(Queue *);
|
||||
|
||||
void queue_enqueue(Job *);
|
||||
void queue_enqueue(Queue *, Job *);
|
||||
|
||||
void queue_dequeue(Job *);
|
||||
void queue_dequeue(Queue *, Job *);
|
||||
|
||||
int queue_isFull(void);
|
||||
int queue_isEmpty(void);
|
||||
int queue_availableWarps();
|
||||
int queue_isFull(Queue *);
|
||||
int queue_isEmpty(Queue *);
|
||||
int queue_availableWarps(Queue *);
|
||||
|
||||
|
||||
void func();
|
||||
|
||||
@@ -7,7 +7,7 @@
|
||||
.type queue_initialize, @function
|
||||
.global queue_initialize
|
||||
queue_initialize:
|
||||
la t0, q # loading base address of q
|
||||
mv t0, a0 # loading base address of q
|
||||
li t1, 0 # to initialize variables
|
||||
li t2, A_WARPS # Num of available warps
|
||||
sw t1, 0 (t0) # start_i
|
||||
@@ -23,7 +23,7 @@ queue_initialize:
|
||||
.type queue_enqueue, @function
|
||||
.global queue_enqueue
|
||||
queue_enqueue:
|
||||
la t0, q # loading base address of q
|
||||
mv t0, a0 # loding base address of q
|
||||
lw t1, 8 (t0) # t1 = num_j
|
||||
addi t1, t1, 1 # ++t1
|
||||
sw t1, 8 (t0) # num_j = t1
|
||||
@@ -31,20 +31,22 @@ queue_enqueue:
|
||||
lw t4, 4 (t0) # t4 = end_i
|
||||
slli t2, t4, 5 # index * 32 [log(sizeof(job))]
|
||||
add t1, t1, t2 # jobs + index
|
||||
lw t3, 0 (a0) # wid
|
||||
lw t3, 0 (a1) # wid
|
||||
sw t3, 0 (t1) #
|
||||
lw t3, 4 (a0) # n_threads
|
||||
lw t3, 4 (a1) # n_threads
|
||||
sw t3, 4 (t1) #
|
||||
lw t3, 8 (a0) # base_sp
|
||||
lw t3, 8 (a1) # base_sp
|
||||
sw t3, 8 (t1) #
|
||||
lw t3, 12(a0) # func_ptr
|
||||
lw t3, 12(a1) # func_ptr
|
||||
sw t3, 12(t1) #
|
||||
lw t3, 16(a0) # x
|
||||
lw t3, 16(a1) # x
|
||||
sw t3, 16(t1) #
|
||||
lw t3, 20(a0) # y
|
||||
lw t3, 20(a1) # y
|
||||
sw t3, 20(t1) #
|
||||
lw t3, 24(a0) # z
|
||||
lw t3, 24(a1) # z
|
||||
sw t3, 24(t1) #
|
||||
lw t3, 28(a1) # assigned_warp
|
||||
sw t3, 28(t1) #
|
||||
addi t4, t4, 1 # end_i++
|
||||
li t5, SIZE # size
|
||||
bne t4, t5, ec # if ((q.end_i + 1) == SIZE)
|
||||
@@ -58,7 +60,7 @@ ec:
|
||||
.global queue_dequeue
|
||||
|
||||
queue_dequeue:
|
||||
la t0, q # loading base address of q
|
||||
mv t0, a0 # loading base address of q
|
||||
lw t1, 8 (t0) # t1 = num_j
|
||||
addi t1, t1, -1 # --t1
|
||||
sw t1, 8 (t0) # num_j = t1
|
||||
@@ -74,26 +76,28 @@ dc:
|
||||
slli t2, t4, 5 # index * 32 [log(sizeof(job))]
|
||||
add t1, t1, t2 # jobs + index
|
||||
lw t3, 0 (t1) # wid
|
||||
sw t3, 0 (a0) #
|
||||
sw t3, 0 (a1) #
|
||||
lw t3, 4 (t1) # n_threads
|
||||
sw t3, 4 (a0) #
|
||||
sw t3, 4 (a1) #
|
||||
lw t3, 8 (t1) # base_sp
|
||||
sw t3, 8 (a0) #
|
||||
sw t3, 8 (a1) #
|
||||
lw t3, 12(t1) # func_ptr
|
||||
sw t3, 12(a0) #
|
||||
sw t3, 12(a1) #
|
||||
lw t3, 16(t1) # x
|
||||
sw t3, 16(a0) #
|
||||
sw t3, 16(a1) #
|
||||
lw t3, 20(t1) # y
|
||||
sw t3, 20(a0) #
|
||||
sw t3, 20(a1) #
|
||||
lw t3, 24(t1) # z
|
||||
sw t3, 24(a0) #
|
||||
sw t3, 24(a1) #
|
||||
lw t3, 28(t1) # assigned_warp
|
||||
sw t3, 28(a1) #
|
||||
ret
|
||||
|
||||
|
||||
.type queue_isFull, @function
|
||||
.global queue_isFull
|
||||
queue_isFull:
|
||||
la t0, q # loading base address of q
|
||||
mv t0, a0 # loading base address of q
|
||||
lw t1, 8 (t0) # t1 = num_j
|
||||
mv a0, zero # ret_val = 0
|
||||
li t3, SIZE # t3 = SIZE
|
||||
@@ -107,7 +111,7 @@ qf:
|
||||
.type queue_isEmpty, @function
|
||||
.global queue_isEmpty
|
||||
queue_isEmpty:
|
||||
la t0, q # loading base address of q
|
||||
mv t0, a0 # loading base address of q
|
||||
lw t1, 8 (t0) # t1 = num_j
|
||||
mv a0, zero # ret_val = 0
|
||||
mv t3, zero # t3 = 0
|
||||
@@ -120,7 +124,7 @@ qe:
|
||||
.type queue_availableWarps, @function
|
||||
.global queue_availableWarps
|
||||
queue_availableWarps:
|
||||
la t0, q # loading base address of q
|
||||
mv t0, a0 # loading base address of q
|
||||
lw t1, 12(t0) # t1 = total_warps
|
||||
lw t2, 16(t0) # t2 = active_warps
|
||||
sltu a0, t2, t1
|
||||
|
||||
@@ -35,6 +35,10 @@ SECTIONS
|
||||
PROVIDE (__etext = .);
|
||||
PROVIDE (_etext = .);
|
||||
PROVIDE (etext = .);
|
||||
PROVIDE (_edata = .);
|
||||
PROVIDE (_end = .);
|
||||
PROVIDE (__global_pointer$ = .);
|
||||
|
||||
. = 0x81000000;
|
||||
.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
|
||||
.rodata1 : { *(.rodata1) }
|
||||
|
||||
Reference in New Issue
Block a user