Backup checking of the Freedom Studio RISC-V project - still a work in progress.

This commit is contained in:
Richard Barry 2018-12-04 01:25:53 +00:00
parent 65f7a2dc19
commit 4b9dd38d1c
8 changed files with 801 additions and 277 deletions

View file

@ -28,12 +28,17 @@
.extern ulRegTest1LoopCounter
.extern ulRegTest2LoopCounter
.global vRegTest1Task
.global vRegTest2Task
.global vRegTest1Implementation
.global vRegTest2Implementation
/*-----------------------------------------------------------*/
vRegTest1Task:
/*
* The register check tasks are described in the comments at the top of
* main_full.c.
*/
vRegTest1Implementation:
/* Fill the core registers with known values. */
li x5, 0x5
@ -65,9 +70,9 @@ vRegTest1Task:
reg1_loop:
/* Check each register still contains the expected known value.
vRegTest1Implementation uses x31 as the temporary, vRegTest2Implementation
uses x5 as the temporary. */
/* Check each register still contains the expected known value.
vRegTest1Implementation uses x31 as the temporary, vRegTest2Implementation
uses x5 as the temporary. */
li x31, 0x5
bne x31, x5, reg1_error_loop
li x31, 0x6
@ -121,134 +126,136 @@ reg1_loop:
li x31, 0x1e
bne x31, x30, reg1_error_loop
/* Everything passed, increment the loop counter. */
/* Everything passed, increment the loop counter. */
lw x31, ulRegTest1LoopCounterConst
lw x30, 0(x31)
addi x30, x30, 1
sw x30, 0(x31)
/* Restore clobbered register reading for next loop. */
li x30, 0x1e
/* Restore clobbered register reading for next loop. */
li x30, 0x1e
/* Yield to increase code coverage. */
ecall
/* Yield to increase code coverage. */
ecall
/* Start again. */
jal reg1_loop
/* Start again. */
jal reg1_loop
reg1_error_loop:
/* Jump here if a register contains an uxpected value. This stops the loop
counter being incremented so the check task knows an error was found. */
/* Jump here if a register contains an uxpected value. This stops the loop
counter being incremented so the check task knows an error was found. */
// ebreak
jal reg1_error_loop
ulRegTest1LoopCounterConst: .word ulRegTest1LoopCounter
/*-----------------------------------------------------------*/
vRegTest2Task:
vRegTest2Implementation:
/* Fill the core registers with known values. */
li x6, 0x61
li x7, 0x71
li x8, 0x81
li x9, 0x91
li x10, 0xa1
li x11, 0xb1
li x12, 0xc1
li x13, 0xd1
li x14, 0xe1
li x15, 0xf1
li x16, 0x20
li x17, 0x21
li x18, 0x22
li x19, 0x23
li x20, 0x24
li x21, 0x25
li x22, 0x26
li x23, 0x27
li x24, 0x28
li x25, 0x29
li x26, 0x2a
li x27, 0x2b
li x28, 0x2c
li x29, 0x2d
li x30, 0x2e
li x31, 0x2f
/* Fill the core registers with known values. */
li x6, 0x61
li x7, 0x71
li x8, 0x81
li x9, 0x91
li x10, 0xa1
li x11, 0xb1
li x12, 0xc1
li x13, 0xd1
li x14, 0xe1
li x15, 0xf1
li x16, 0x20
li x17, 0x21
li x18, 0x22
li x19, 0x23
li x20, 0x24
li x21, 0x25
li x22, 0x26
li x23, 0x27
li x24, 0x28
li x25, 0x29
li x26, 0x2a
li x27, 0x2b
li x28, 0x2c
li x29, 0x2d
li x30, 0x2e
li x31, 0x2f
Reg2_loop:
/* Check each register still contains the expected known value.
vRegTest2Implementation uses x5 as the temporary, vRegTest1Implementation
uses x31 as the temporary. */
li x5, 0x61
bne x5, x6, reg2_error_loop
li x5, 0x71
bne x5, x7, reg2_error_loop
li x5, 0x81
bne x5, x8, reg2_error_loop
li x5, 0x91
bne x5, x9, reg2_error_loop
li x5, 0xa1
bne x5, x10, reg2_error_loop
li x5, 0xb1
bne x5, x11, reg2_error_loop
li x5, 0xc1
bne x5, x12, reg2_error_loop
li x5, 0xd1
bne x5, x13, reg2_error_loop
li x5, 0xe1
bne x5, x14, reg2_error_loop
li x5, 0xf1
bne x5, x15, reg2_error_loop
li x5, 0x20
bne x5, x16, reg2_error_loop
li x5, 0x21
bne x5, x17, reg2_error_loop
li x5, 0x22
bne x5, x18, reg2_error_loop
li x5, 0x23
bne x5, x19, reg2_error_loop
li x5, 0x24
bne x5, x20, reg2_error_loop
li x5, 0x25
bne x5, x21, reg2_error_loop
li x5, 0x26
bne x5, x22, reg2_error_loop
li x5, 0x27
bne x5, x23, reg2_error_loop
li x5, 0x28
bne x5, x24, reg2_error_loop
li x5, 0x29
bne x5, x25, reg2_error_loop
li x5, 0x2a
bne x5, x26, reg2_error_loop
li x5, 0x2b
bne x5, x27, reg2_error_loop
li x5, 0x2c
bne x5, x28, reg2_error_loop
li x5, 0x2d
bne x5, x29, reg2_error_loop
li x5, 0x2e
bne x5, x30, reg2_error_loop
li x5, 0x2f
bne x5, x31, reg2_error_loop
/* Check each register still contains the expected known value.
vRegTest2Implementation uses x5 as the temporary, vRegTest1Implementation
uses x31 as the temporary. */
li x5, 0x61
bne x5, x6, reg2_error_loop
li x5, 0x71
bne x5, x7, reg2_error_loop
li x5, 0x81
bne x5, x8, reg2_error_loop
li x5, 0x91
bne x5, x9, reg2_error_loop
li x5, 0xa1
bne x5, x10, reg2_error_loop
li x5, 0xb1
bne x5, x11, reg2_error_loop
li x5, 0xc1
bne x5, x12, reg2_error_loop
li x5, 0xd1
bne x5, x13, reg2_error_loop
li x5, 0xe1
bne x5, x14, reg2_error_loop
li x5, 0xf1
bne x5, x15, reg2_error_loop
li x5, 0x20
bne x5, x16, reg2_error_loop
li x5, 0x21
bne x5, x17, reg2_error_loop
li x5, 0x22
bne x5, x18, reg2_error_loop
li x5, 0x23
bne x5, x19, reg2_error_loop
li x5, 0x24
bne x5, x20, reg2_error_loop
li x5, 0x25
bne x5, x21, reg2_error_loop
li x5, 0x26
bne x5, x22, reg2_error_loop
li x5, 0x27
bne x5, x23, reg2_error_loop
li x5, 0x28
bne x5, x24, reg2_error_loop
li x5, 0x29
bne x5, x25, reg2_error_loop
li x5, 0x2a
bne x5, x26, reg2_error_loop
li x5, 0x2b
bne x5, x27, reg2_error_loop
li x5, 0x2c
bne x5, x28, reg2_error_loop
li x5, 0x2d
bne x5, x29, reg2_error_loop
li x5, 0x2e
bne x5, x30, reg2_error_loop
li x5, 0x2f
bne x5, x31, reg2_error_loop
/* Everything passed, increment the loop counter. */
lw x5, ulRegTest2LoopCounterConst
lw x6, 0(x5)
addi x6, x6, 1
sw x6, 0(x5)
/* Everything passed, increment the loop counter. */
lw x5, ulRegTest2LoopCounterConst
lw x6, 0(x5)
addi x6, x6, 1
sw x6, 0(x5)
/* Restore clobbered register reading for next loop. */
li x6, 0x61
/* Restore clobbered register reading for next loop. */
li x6, 0x61
/* Start again. */
jal Reg2_loop
/* Start again. */
jal Reg2_loop
reg2_error_loop:
/* Jump here if a register contains an uxpected value. This stops the loop
counter being incremented so the check task knows an error was found. */
jal reg2_error_loop
/* Jump here if a register contains an uxpected value. This stops the loop
counter being incremented so the check task knows an error was found. */
// ebreak
jal reg2_error_loop
ulRegTest2LoopCounterConst: .word ulRegTest2LoopCounter