MahnoKropotkinvich/tinycc
1
0
Fork 0
mirror of git://repo.or.cz/tinycc.git synced 2026-07-06 11:28:40 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Correct riscv load_large_constant
Some checks are pending
build and test / test-x86_64-linux (push) Waiting to run
Details
build and test / test-x86_64-osx (push) Waiting to run
Details
build and test / test-aarch64-osx (push) Waiting to run
Details
build and test / test-x86_64-win32 (push) Waiting to run
Details
build and test / test-i386-win32 (push) Waiting to run
Details
build and test / test-armv7-linux (push) Waiting to run
Details
build and test / test-aarch64-linux (push) Waiting to run
Details
build and test / test-riscv64-linux (push) Waiting to run
Details

Browse Source
This commit is contained in:
herman ten brugge 2025-07-18 08:15:58 +02:00
parent 7c23c48a93
commit 2eca4df6e9
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
riscv64-gen.c
View File

@ -222,7 +222,7 @@ static void load_large_constant(int rr, int fc, uint32_t pi)
EI(0x13, 1, rr, rr, 12); // slli RR, RR, 12 EI(0x13, 1, rr, rr, 12); // slli RR, RR, 12
EI(0x13, 0, rr, rr, (fc + (1 << 19)) >> 20); // addi RR, RR, up(lo(fc)) EI(0x13, 0, rr, rr, (fc + (1 << 19)) >> 20); // addi RR, RR, up(lo(fc))
EI(0x13, 1, rr, rr, 12); // slli RR, RR, 12 EI(0x13, 1, rr, rr, 12); // slli RR, RR, 12
fc = fc << 12 >> 12; fc = (fc + (1 << 7)) << 12 >> 12;
EI(0x13, 0, rr, rr, fc >> 8); // addi RR, RR, lo1(lo(fc)) EI(0x13, 0, rr, rr, fc >> 8); // addi RR, RR, lo1(lo(fc))
EI(0x13, 1, rr, rr, 8); // slli RR, RR, 8 EI(0x13, 1, rr, rr, 8); // slli RR, RR, 8
} }
@ -233,7 +233,7 @@ ST_FUNC void load(int r, SValue *sv)
int v = fr & VT_VALMASK; int v = fr & VT_VALMASK;
int rr = is_ireg(r) ? ireg(r) : freg(r); int rr = is_ireg(r) ? ireg(r) : freg(r);
int fc = sv->c.i; int fc = sv->c.i;
int save_fc = fc; uint64_t save_fc = sv->c.i;
int bt = sv->type.t & VT_BTYPE; int bt = sv->type.t & VT_BTYPE;
int align, size; int align, size;
if (fr & VT_LVAL) { if (fr & VT_LVAL) {
@ -264,7 +264,7 @@ ST_FUNC void load(int r, SValue *sv)
si >>= 32; si >>= 32;
if (si != 0) { if (si != 0) {
load_large_constant(rr, fc, si); load_large_constant(rr, fc, si);
fc &= 0xff; fc = fc << 24 >> 24;
} else { } else {
o(0x37 | (rr << 7) | ((0x800 + fc) & 0xfffff000)); //lui RR, upper(fc) o(0x37 | (rr << 7) | ((0x800 + fc) & 0xfffff000)); //lui RR, upper(fc)
fc = fc << 20 >> 20; fc = fc << 20 >> 20;
@ -289,7 +289,7 @@ ST_FUNC void load(int r, SValue *sv)
si >>= 32; si >>= 32;
if (si != 0) { if (si != 0) {
load_large_constant(rr, fc, si); load_large_constant(rr, fc, si);
fc &= 0xff; fc = fc << 24 >> 24;
rb = rr; rb = rr;
do32bit = 0; do32bit = 0;
} else if (bt == VT_LLONG) { } else if (bt == VT_LLONG) {
@ -379,7 +379,7 @@ ST_FUNC void store(int r, SValue *sv)
int fr = sv->r & VT_VALMASK; int fr = sv->r & VT_VALMASK;
int rr = is_ireg(r) ? ireg(r) : freg(r), ptrreg; int rr = is_ireg(r) ? ireg(r) : freg(r), ptrreg;
int fc = sv->c.i; int fc = sv->c.i;
int save_fc = fc; uint64_t save_fc = sv->c.i;
int bt = sv->type.t & VT_BTYPE; int bt = sv->type.t & VT_BTYPE;
int align, size = type_size(&sv->type, &align); int align, size = type_size(&sv->type, &align);
assert(!is_float(bt) || is_freg(r) || bt == VT_LDOUBLE); assert(!is_float(bt) || is_freg(r) || bt == VT_LDOUBLE);
@ -406,7 +406,7 @@ ST_FUNC void store(int r, SValue *sv)
si >>= 32; si >>= 32;
if (si != 0) { if (si != 0) {
load_large_constant(ptrreg, fc, si); load_large_constant(ptrreg, fc, si);
fc &= 0xff; fc = fc << 24 >> 24;
} else { } else {
o(0x37 | (ptrreg << 7) | ((0x800 + fc) & 0xfffff000)); //lui RR, upper(fc) o(0x37 | (ptrreg << 7) | ((0x800 + fc) & 0xfffff000)); //lui RR, upper(fc)
fc = fc << 20 >> 20; fc = fc << 20 >> 20;