authorgravatar for alex@alexrp.comAlex Rønne Petersen <alex@alexrp.com> 2025-02-22 12:23:53+01:00
committergravatar for alex@alexrp.comAlex Rønne Petersen <alex@alexrp.com> 2025-02-24 06:07:05+01:00
log76558f8c6b8361ab520ea77e4b4cd2bfc8f688ad
treed8731c7449e024527fd44a442e35477cd7d68aee
parent68bd82d0cc9b0cd07cde509c1c89a438b6d297c9

llvm: Fix C ABI integer promotion for loongarch64.

It appears to just be a 1:1 copy of riscv64, including the super weird sign extension quirk for u32. Contributes to #21671.

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

src/codegen/llvm.zig+1-1
...@@ -12578,7 +12578,7 @@ fn ccAbiPromoteInt(...@@ -12578,7 +12578,7 @@ fn ccAbiPromoteInt(
12578 else => null,12578 else => null,
12579 },12579 },
12580 else => switch (target.cpu.arch) {12580 else => switch (target.cpu.arch) {
12581 .riscv64 => switch (int_info.bits) {12581 .loongarch64, .riscv64 => switch (int_info.bits) {
12582 0...16 => int_info.signedness,12582 0...16 => int_info.signedness,
12583 32 => .signed, // LLVM always signextends 32 bit ints, unsure if bug.12583 32 => .signed, // LLVM always signextends 32 bit ints, unsure if bug.
12584 17...31, 33...63 => int_info.signedness,12584 17...31, 33...63 => int_info.signedness,