authorgravatar for alex@alexrp.comAlex Rønne Petersen <alex@alexrp.com> 2025-01-24 04:01:18+01:00
committergravatar for alex@alexrp.comAlex Rønne Petersen <alex@alexrp.com> 2025-01-25 14:56:59+01:00
logb95081209a83be39b52b3f304387f75cfab22e9e
treecc1fe29ac1da3fb2b92f8a10ba2a1a222296ea7d
parent673544b783fb81d5fd970e132e0d78f234498603
signaturebadge-check Signed by SSH key SHA256:7B/LJ7bpR1eX8aCXSr4mtd5M45VMPKcx9zY8e95b5QM

compiler: Explicitly specify loongarch ABI when talking to LLVM.

Necessary because of: https://github.com/llvm/llvm-project/commit/dc665fa5f5b8b572479ceac6bf32e0174de65f1e

1 files changed, 32 insertions(+), 23 deletions(-)

src/target.zig+32-23
......@@ -500,33 +500,42 @@ pub fn llvmMachineAbi(target: std.Target) ?[:0]const u8 {
500500 // Once our self-hosted linker can handle both ABIs, this hack should go away.
501501 if (target.cpu.arch == .powerpc64) return "elfv2";
502502
503 switch (target.cpu.arch) {
504 .riscv64 => {
503 return switch (target.cpu.arch) {
504 // TODO: `muslsf` and `muslf32` in LLVM 20.
505 .loongarch64 => switch (target.abi) {
506 .gnusf => "lp64s",
507 .gnuf32 => "lp64f",
508 else => "lp64d",
509 },
510 .loongarch32 => switch (target.abi) {
511 .gnusf => "ilp32s",
512 .gnuf32 => "ilp32f",
513 else => "ilp32d",
514 },
515 .riscv64 => b: {
505516 const featureSetHas = std.Target.riscv.featureSetHas;
506 if (featureSetHas(target.cpu.features, .e)) {
507 return "lp64e";
508 } else if (featureSetHas(target.cpu.features, .d)) {
509 return "lp64d";
510 } else if (featureSetHas(target.cpu.features, .f)) {
511 return "lp64f";
512 } else {
513 return "lp64";
514 }
517 break :b if (featureSetHas(target.cpu.features, .e))
518 "lp64e"
519 else if (featureSetHas(target.cpu.features, .d))
520 "lp64d"
521 else if (featureSetHas(target.cpu.features, .f))
522 "lp64f"
523 else
524 "lp64";
515525 },
516 .riscv32 => {
526 .riscv32 => b: {
517527 const featureSetHas = std.Target.riscv.featureSetHas;
518 if (featureSetHas(target.cpu.features, .e)) {
519 return "ilp32e";
520 } else if (featureSetHas(target.cpu.features, .d)) {
521 return "ilp32d";
522 } else if (featureSetHas(target.cpu.features, .f)) {
523 return "ilp32f";
524 } else {
525 return "ilp32";
526 }
528 break :b if (featureSetHas(target.cpu.features, .e))
529 "ilp32e"
530 else if (featureSetHas(target.cpu.features, .d))
531 "ilp32d"
532 else if (featureSetHas(target.cpu.features, .f))
533 "ilp32f"
534 else
535 "ilp32";
527536 },
528 else => return null,
529 }
537 else => null,
538 };
530539}
531540
532541/// This function returns 1 if function alignment is not observable or settable. Note that this