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d87801bd50
tinycc/riscv64-tok.h
noneofyourbusiness d87801bd50
riscv64-asm.c: implement C extension 
add nop
fix asm_emit_i immediate check (negative offsets were missing)
fix check for IM12S
remove non-existent instructions (example: slli64 is just slli with imm=0)
2023-12-08 17:07:06 +01:00

352 lines
5.6 KiB
C
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/* ------------------------------------------------------------------ */
/* WARNING: relative order of tokens is important. */
/*
* The specifications are available under https://riscv.org/technical/specifications/
*/
#define DEF_ASM_WITH_SUFFIX(x, y) \
DEF(TOK_ASM_ ## x ## _ ## y, #x "." #y)
/* register */
/* integer */
DEF_ASM(x0)
DEF_ASM(x1)
DEF_ASM(x2)
DEF_ASM(x3)
DEF_ASM(x4)
DEF_ASM(x5)
DEF_ASM(x6)
DEF_ASM(x7)
DEF_ASM(x8)
DEF_ASM(x9)
DEF_ASM(x10)
DEF_ASM(x11)
DEF_ASM(x12)
DEF_ASM(x13)
DEF_ASM(x14)
DEF_ASM(x15)
DEF_ASM(x16)
DEF_ASM(x17)
DEF_ASM(x18)
DEF_ASM(x19)
DEF_ASM(x20)
DEF_ASM(x21)
DEF_ASM(x22)
DEF_ASM(x23)
DEF_ASM(x24)
DEF_ASM(x25)
DEF_ASM(x26)
DEF_ASM(x27)
DEF_ASM(x28)
DEF_ASM(x29)
DEF_ASM(x30)
DEF_ASM(x31)
/* float */
DEF_ASM(f0)
DEF_ASM(f1)
DEF_ASM(f2)
DEF_ASM(f3)
DEF_ASM(f4)
DEF_ASM(f5)
DEF_ASM(f6)
DEF_ASM(f7)
DEF_ASM(f8)
DEF_ASM(f9)
DEF_ASM(f10)
DEF_ASM(f11)
DEF_ASM(f12)
DEF_ASM(f13)
DEF_ASM(f14)
DEF_ASM(f15)
DEF_ASM(f16)
DEF_ASM(f17)
DEF_ASM(f18)
DEF_ASM(f19)
DEF_ASM(f20)
DEF_ASM(f21)
DEF_ASM(f22)
DEF_ASM(f23)
DEF_ASM(f24)
DEF_ASM(f25)
DEF_ASM(f26)
DEF_ASM(f27)
DEF_ASM(f28)
DEF_ASM(f29)
DEF_ASM(f30)
DEF_ASM(f31)
/* register ABI mnemonics, refer to RISC-V ABI 1.0 */
/* integer */
DEF_ASM(zero)
DEF_ASM(ra)
DEF_ASM(sp)
DEF_ASM(gp)
DEF_ASM(tp)
DEF_ASM(t0)
DEF_ASM(t1)
DEF_ASM(t2)
DEF_ASM(s0)
DEF_ASM(s1)
DEF_ASM(a0)
DEF_ASM(a1)
DEF_ASM(a2)
DEF_ASM(a3)
DEF_ASM(a4)
DEF_ASM(a5)
DEF_ASM(a6)
DEF_ASM(a7)
DEF_ASM(s2)
DEF_ASM(s3)
DEF_ASM(s4)
DEF_ASM(s5)
DEF_ASM(s6)
DEF_ASM(s7)
DEF_ASM(s8)
DEF_ASM(s9)
DEF_ASM(s10)
DEF_ASM(s11)
DEF_ASM(t3)
DEF_ASM(t4)
DEF_ASM(t5)
DEF_ASM(t6)
/* float */
DEF_ASM(ft0)
DEF_ASM(ft1)
DEF_ASM(ft2)
DEF_ASM(ft3)
DEF_ASM(ft4)
DEF_ASM(ft5)
DEF_ASM(ft6)
DEF_ASM(ft7)
DEF_ASM(fs0)
DEF_ASM(fs1)
DEF_ASM(fa0)
DEF_ASM(fa1)
DEF_ASM(fa2)
DEF_ASM(fa3)
DEF_ASM(fa4)
DEF_ASM(fa5)
DEF_ASM(fa6)
DEF_ASM(fa7)
DEF_ASM(fs2)
DEF_ASM(fs3)
DEF_ASM(fs4)
DEF_ASM(fs5)
DEF_ASM(fs6)
DEF_ASM(fs7)
DEF_ASM(fs8)
DEF_ASM(fs9)
DEF_ASM(fs10)
DEF_ASM(fs11)
DEF_ASM(ft8)
DEF_ASM(ft9)
DEF_ASM(ft10)
DEF_ASM(ft11)
/* not in the ABI */
DEF_ASM(pc)
/* Loads */
DEF_ASM(lb)
DEF_ASM(lh)
DEF_ASM(lw)
DEF_ASM(lbu)
DEF_ASM(lhu)
/* RV64 */
DEF_ASM(ld)
DEF_ASM(lwu)
/* Stores */
DEF_ASM(sb)
DEF_ASM(sh)
DEF_ASM(sw)
/* RV64 */
DEF_ASM(sd)
/* Shifts */
DEF_ASM(sll)
DEF_ASM(srl)
DEF_ASM(sra)
/* RV64 */
DEF_ASM(slli)
DEF_ASM(srli)
DEF_ASM(sllw)
DEF_ASM(slliw)
DEF_ASM(srlw)
DEF_ASM(srliw)
DEF_ASM(srai)
DEF_ASM(sraw)
DEF_ASM(sraiw)
/* Arithmetic */
DEF_ASM(add)
DEF_ASM(addi)
DEF_ASM(sub)
DEF_ASM(lui)
DEF_ASM(auipc)
/* RV64 */
DEF_ASM(addw)
DEF_ASM(addiw)
DEF_ASM(subw)
/* Logical */
DEF_ASM(xor)
DEF_ASM(xori)
DEF_ASM(or)
DEF_ASM(ori)
DEF_ASM(and)
DEF_ASM(andi)
/* Compare */
DEF_ASM(slt)
DEF_ASM(slti)
DEF_ASM(sltu)
DEF_ASM(sltiu)
/* Branch */
DEF_ASM(beq)
DEF_ASM(bne)
DEF_ASM(blt)
DEF_ASM(bge)
DEF_ASM(bltu)
DEF_ASM(bgeu)
/* Jump */
DEF_ASM(jal)
DEF_ASM(jalr)
/* Sync */
DEF_ASM(fence)
/* Zifencei extension */
DEF_ASM_WITH_SUFFIX(fence, i)
/* System call */
/* used to be called scall and sbreak */
DEF_ASM(ecall)
DEF_ASM(ebreak)
/* Counters */
DEF_ASM(rdcycle)
DEF_ASM(rdcycleh)
DEF_ASM(rdtime)
DEF_ASM(rdtimeh)
DEF_ASM(rdinstret)
DEF_ASM(rdinstreth)
/* no operation */
DEF_ASM(nop)
DEF_ASM_WITH_SUFFIX(c, nop)
/* “M” Standard Extension for Integer Multiplication and Division, V2.0 */
DEF_ASM(mul)
DEF_ASM(mulh)
DEF_ASM(mulhsu)
DEF_ASM(mulhu)
DEF_ASM(div)
DEF_ASM(divu)
DEF_ASM(rem)
DEF_ASM(remu)
/* RV64 */
DEF_ASM(mulw)
DEF_ASM(divw)
DEF_ASM(divuw)
DEF_ASM(remw)
DEF_ASM(remuw)
/* "C" Extension for Compressed Instructions, V2.0 */
/* Loads */
DEF_ASM_WITH_SUFFIX(c, li)
DEF_ASM_WITH_SUFFIX(c, lw)
DEF_ASM_WITH_SUFFIX(c, lwsp)
/* single float */
DEF_ASM_WITH_SUFFIX(c, flw)
DEF_ASM_WITH_SUFFIX(c, flwsp)
/* double float */
DEF_ASM_WITH_SUFFIX(c, fld)
DEF_ASM_WITH_SUFFIX(c, fldsp)
/* RV64 */
DEF_ASM_WITH_SUFFIX(c, ld)
DEF_ASM_WITH_SUFFIX(c, ldsp)
/* Stores */
DEF_ASM_WITH_SUFFIX(c, sw)
DEF_ASM_WITH_SUFFIX(c, sd)
DEF_ASM_WITH_SUFFIX(c, swsp)
DEF_ASM_WITH_SUFFIX(c, sdsp)
/* single float */
DEF_ASM_WITH_SUFFIX(c, fsw)
DEF_ASM_WITH_SUFFIX(c, fswsp)
/* double float */
DEF_ASM_WITH_SUFFIX(c, fsd)
DEF_ASM_WITH_SUFFIX(c, fsdsp)
/* Shifts */
DEF_ASM_WITH_SUFFIX(c, slli)
DEF_ASM_WITH_SUFFIX(c, srli)
DEF_ASM_WITH_SUFFIX(c, srai)
/* Arithmetic */
DEF_ASM_WITH_SUFFIX(c, add)
DEF_ASM_WITH_SUFFIX(c, addi)
DEF_ASM_WITH_SUFFIX(c, addi16sp)
DEF_ASM_WITH_SUFFIX(c, addi4spn)
DEF_ASM_WITH_SUFFIX(c, lui)
DEF_ASM_WITH_SUFFIX(c, sub)
DEF_ASM_WITH_SUFFIX(c, mv)
/* RV64 */
DEF_ASM_WITH_SUFFIX(c, addw)
DEF_ASM_WITH_SUFFIX(c, addiw)
DEF_ASM_WITH_SUFFIX(c, subw)
/* Logical */
DEF_ASM_WITH_SUFFIX(c, xor)
DEF_ASM_WITH_SUFFIX(c, or)
DEF_ASM_WITH_SUFFIX(c, and)
DEF_ASM_WITH_SUFFIX(c, andi)
/* Branch */
DEF_ASM_WITH_SUFFIX(c, beqz)
DEF_ASM_WITH_SUFFIX(c, bnez)
/* Jump */
DEF_ASM_WITH_SUFFIX(c, j)
DEF_ASM_WITH_SUFFIX(c, jr)
DEF_ASM_WITH_SUFFIX(c, jal)
DEF_ASM_WITH_SUFFIX(c, jalr)
/* System call */
DEF_ASM_WITH_SUFFIX(c, ebreak)
/* XXX F Extension: Single-Precision Floating Point */
/* XXX D Extension: Double-Precision Floating Point */
/* from the spec: Tables 16.5–16.7 list the RVC instructions. */
/* “Zicsr”, Control and Status Register (CSR) Instructions, V2.0 */
DEF_ASM(csrrw)
DEF_ASM(csrrs)
DEF_ASM(csrrc)
DEF_ASM(csrrwi)
DEF_ASM(csrrsi)
DEF_ASM(csrrci)
/* Privileged Instructions */
DEF_ASM(mrts)
DEF_ASM(mrth)
DEF_ASM(hrts)
DEF_ASM(wfi)
#undef DEF_ASM_WITH_SUFFIX
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