From e1b545860f06f31f073c7142e3df8a2c1177776b Mon Sep 17 00:00:00 2001 From: rick-masters Date: Fri, 29 Mar 2024 11:05:27 +0000 Subject: Implement endian conversions for smaller float types. --- src/llvm_backend_const.cpp | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) (limited to 'src/llvm_backend_const.cpp') diff --git a/src/llvm_backend_const.cpp b/src/llvm_backend_const.cpp index bbb0b8387..1ca5f4965 100644 --- a/src/llvm_backend_const.cpp +++ b/src/llvm_backend_const.cpp @@ -730,9 +730,21 @@ gb_internal lbValue lb_const_value(lbModule *m, Type *type, ExactValue value, bo return res; case ExactValue_Float: if (is_type_different_to_arch_endianness(type)) { - u64 u = bit_cast(value.value_float); - u = gb_endian_swap64(u); - res.value = LLVMConstReal(lb_type(m, original_type), bit_cast(u)); + if (type->Basic.kind == Basic_f32le || type->Basic.kind == Basic_f32be) { + f32 f = static_cast(value.value_float); + u32 u = bit_cast(f); + u = gb_endian_swap32(u); + res.value = LLVMConstReal(lb_type(m, original_type), bit_cast(u)); + } else if (type->Basic.kind == Basic_f16le || type->Basic.kind == Basic_f16be) { + f32 f = static_cast(value.value_float); + u16 u = f32_to_f16(f); + u = gb_endian_swap16(u); + res.value = LLVMConstReal(lb_type(m, original_type), f16_to_f32(u)); + } else { + u64 u = bit_cast(value.value_float); + u = gb_endian_swap64(u); + res.value = LLVMConstReal(lb_type(m, original_type), bit_cast(u)); + } } else { res.value = LLVMConstReal(lb_type(m, original_type), value.value_float); } -- cgit v1.2.3