Add beginnings of Spike-able zcmp_push test
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Luke Wren
parent
7607dacfc4
commit
ee6e03e0e6
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@ -0,0 +1,148 @@
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#ifdef SPIKE
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#include <stdio.h>
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#include <stdint.h>
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#define tb_puts(s) printf(s)
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#define tb_put_u32(x) printf("%08x\n", x)
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#else
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#include "tb_cxxrtl_io.h"
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#endif
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// To get the full list of opcodes I assembled then disassembled this file:
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//
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// .set i, 0
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// .rept 64
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// .if (i & 0x3c) >= 16
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// .hword 0xb802 | (i << 2)
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// .endif
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// .set i, i + 1
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// .endr
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#define FRAME_SIZE_WORDS 32
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uint32_t test_frame[FRAME_SIZE_WORDS];
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#define test_zcmp_push(instr, test_frame) \
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test_sp = &test_frame[FRAME_SIZE_WORDS];\
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tb_puts("Test: " instr "\n"); \
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tb_puts("Initial sp:\n"); \
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tb_put_u32((uint32_t)test_sp); \
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for (int i = 0; i < 32; ++i) test_frame[i] = 0xdead0000 + i; \
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asm volatile ( \
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/* Save all clobbered registers on the real stack */ \
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"_test_%=:\n" \
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"addi sp, sp, -64\n" \
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"sw x1, 0(sp)\n" \
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"sw x8, 4(sp)\n" \
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"sw x9, 8(sp)\n" \
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"sw x18, 12(sp)\n" \
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"sw x19, 16(sp)\n" \
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"sw x20, 20(sp)\n" \
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"sw x21, 24(sp)\n" \
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"sw x22, 28(sp)\n" \
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"sw x23, 32(sp)\n" \
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"sw x24, 36(sp)\n" \
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"sw x25, 40(sp)\n" \
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"sw x26, 44(sp)\n" \
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"sw x27, 48(sp)\n" \
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/* Save stack pointer and install test sp */ \
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"csrw mscratch, sp\n" \
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"mv sp, %0\n" \
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/* Give unique values to all registers that can be pushed */ \
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"li x1, 0xa5000000 + 1\n" \
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"li x8, 0xa5000000 + 8\n" \
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"li x9, 0xa5000000 + 9\n" \
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"li x18, 0xa5000000 + 18\n" \
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"li x19, 0xa5000000 + 19\n" \
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"li x20, 0xa5000000 + 20\n" \
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"li x21, 0xa5000000 + 21\n" \
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"li x22, 0xa5000000 + 22\n" \
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"li x23, 0xa5000000 + 23\n" \
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"li x24, 0xa5000000 + 24\n" \
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"li x25, 0xa5000000 + 25\n" \
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"li x26, 0xa5000000 + 26\n" \
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"li x27, 0xa5000000 + 27\n" \
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/* Let's go */ \
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instr "\n" \
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/* Updated test sp is returned */ \
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"mv a0, sp\n" \
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/* Restore original sp, and clobbered registers */ \
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"csrr sp, mscratch\n" \
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"lw x1, 0(sp)\n" \
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"lw x8, 4(sp)\n" \
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"lw x9, 8(sp)\n" \
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"lw x18, 12(sp)\n" \
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"lw x19, 16(sp)\n" \
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"lw x20, 20(sp)\n" \
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"lw x21, 24(sp)\n" \
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"lw x22, 28(sp)\n" \
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"lw x23, 32(sp)\n" \
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"lw x24, 36(sp)\n" \
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"lw x25, 40(sp)\n" \
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"lw x26, 44(sp)\n" \
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"lw x27, 48(sp)\n" \
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"addi sp, sp, 64\n" \
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"mv %0, a0\n" \
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: "+r"(test_sp) : : "a0"\
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); \
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tb_puts("Final sp:\n"); \
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tb_put_u32((uint32_t)test_sp); \
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tb_puts("Frame data\n"); \
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for (int i = 0; i < FRAME_SIZE_WORDS; ++i) tb_put_u32(test_frame[i]); \
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tb_puts("\n");
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int main() {
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volatile uint32_t *test_sp;
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test_zcmp_push("cm.push {ra},-16" , test_frame);
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test_zcmp_push("cm.push {ra},-32" , test_frame);
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test_zcmp_push("cm.push {ra},-48" , test_frame);
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test_zcmp_push("cm.push {ra},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0},-16" , test_frame);
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test_zcmp_push("cm.push {ra,s0},-32" , test_frame);
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test_zcmp_push("cm.push {ra,s0},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s1},-16" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s1},-32" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s1},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s1},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s2},-16" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s2},-32" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s2},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s2},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s3},-32" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s3},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s3},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s3},-80" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s4},-32" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s4},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s4},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s4},-80" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s5},-32" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s5},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s5},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s5},-80" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s6},-32" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s6},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s6},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s6},-80" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s7},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s7},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s7},-80" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s7},-96" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s8},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s8},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s8},-80" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s8},-96" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s9},-48" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s9},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s9},-80" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s9},-96" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s11},-64" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s11},-80" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s11},-96" , test_frame);
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test_zcmp_push("cm.push {ra,s0-s11},-112" , test_frame);
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return 0;
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}
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/*EXPECTED-OUTPUT***************************************************************
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*******************************************************************************/
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