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Fix endian conversion to and from floats and ints

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gingerBill
2021-03-27 14:33:33 +00:00
parent d62ff39e60
commit e21d716720
1 changed files with 24 additions and 0 deletions
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src/llvm_backend.cpp
+24
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@@ -7066,6 +7066,18 @@ lbValue lb_emit_conv(lbProcedure *p, lbValue value, Type *t) {
// float <-> integer // float <-> integer
if (is_type_float(src) && is_type_integer(dst)) { if (is_type_float(src) && is_type_integer(dst)) {
if (is_type_different_to_arch_endianness(src) || is_type_different_to_arch_endianness(dst)) {
Type *platform_src_type = integer_endian_type_to_platform_type(src);
Type *platform_dst_type = integer_endian_type_to_platform_type(dst);
lbValue res = {};
res = lb_emit_conv(p, value, platform_src_type);
res = lb_emit_conv(p, res, platform_dst_type);
if (is_type_different_to_arch_endianness(dst)) {
res = lb_emit_byte_swap(p, res, t);
}
return lb_emit_conv(p, res, t);
}
lbValue res = {}; lbValue res = {};
res.type = t; res.type = t;
if (is_type_unsigned(dst)) { if (is_type_unsigned(dst)) {
@@ -7076,6 +7088,18 @@ lbValue lb_emit_conv(lbProcedure *p, lbValue value, Type *t) {
return res; return res;
} }
if (is_type_integer(src) && is_type_float(dst)) { if (is_type_integer(src) && is_type_float(dst)) {
if (is_type_different_to_arch_endianness(src) || is_type_different_to_arch_endianness(dst)) {
Type *platform_src_type = integer_endian_type_to_platform_type(src);
Type *platform_dst_type = integer_endian_type_to_platform_type(dst);
lbValue res = {};
res = lb_emit_conv(p, value, platform_src_type);
res = lb_emit_conv(p, res, platform_dst_type);
if (is_type_different_to_arch_endianness(dst)) {
res = lb_emit_byte_swap(p, res, t);
}
return lb_emit_conv(p, res, t);
}
lbValue res = {}; lbValue res = {};
res.type = t; res.type = t;
if (is_type_unsigned(src)) { if (is_type_unsigned(src)) {