From 28fca190ee11f5c19d30007f20caa4c7bf89f655 Mon Sep 17 00:00:00 2001 From: gingerBill Date: Mon, 24 Jul 2023 16:09:01 +0100 Subject: Fix `transmute(uintptr)ptr` etc --- src/tilde_expr.cpp | 41 ++++++++++++++++++++++++++++++++++++++++- 1 file changed, 40 insertions(+), 1 deletion(-) (limited to 'src/tilde_expr.cpp') diff --git a/src/tilde_expr.cpp b/src/tilde_expr.cpp index 993270c14..8737e75cd 100644 --- a/src/tilde_expr.cpp +++ b/src/tilde_expr.cpp @@ -191,7 +191,46 @@ gb_internal cgValue cg_emit_transmute(cgProcedure *p, cgValue value, Type *type) GB_ASSERT_MSG(!TB_IS_VOID_TYPE(dt), "%d %s -> %s", dt.type, type_to_string(value.type), type_to_string(type)); value.type = type; if (value.node->dt.raw != dt.raw) { - value.node = tb_inst_bitcast(p->func, value.node, dt); + switch (value.node->dt.type) { + case TB_INT: + switch (value.node->dt.type) { + case TB_INT: + break; + case TB_FLOAT: + value.node = tb_inst_bitcast(p->func, value.node, dt); + break; + case TB_PTR: + value.node = tb_inst_int2ptr(p->func, value.node); + break; + } + break; + case TB_FLOAT: + switch (value.node->dt.type) { + case TB_INT: + value.node = tb_inst_bitcast(p->func, value.node, dt); + break; + case TB_FLOAT: + break; + case TB_PTR: + value.node = tb_inst_bitcast(p->func, value.node, TB_TYPE_INTPTR); + value.node = tb_inst_int2ptr(p->func, value.node); + break; + } + break; + case TB_PTR: + switch (value.node->dt.type) { + case TB_INT: + value.node = tb_inst_ptr2int(p->func, value.node, dt); + break; + case TB_FLOAT: + value.node = tb_inst_ptr2int(p->func, value.node, TB_TYPE_INTPTR); + value.node = tb_inst_bitcast(p->func, value.node, dt); + break; + case TB_PTR: + break; + } + break; + } } return value; case cgValue_Addr: -- cgit v1.2.3