loader: Fix unknown device trampolines on Linux

Change-Id: I69d12159534a4569dd2335b4fc52e9ba0bc004b0

3 files changed, 523 insertions, 0 deletions

diff --git a/loader/asm_offset.c b/loader/asm_offset.c
index f8b34ade..e8008806 100644
--- a/loader/asm_offset.c
+++ b/loader/asm_offset.c
@@ -68,6 +68,9 @@ int main(int argc, char **argv) {
 
     struct loader_dispatch_hash_entry hash;
     size_t func_name_offset = ((size_t) &hash.func_name) - ((size_t) &hash);
+    
+    struct loader_dev_dispatch_table dev_disp;
+    size_t dev_disp_offset = ((size_t) &dev_disp.ext_dispatch) - ((size_t) &dev_disp);
 
     struct ValueInfo values[] = {
         { .name = "VK_DEBUG_REPORT_ERROR_BIT_EXT", .value = (size_t) VK_DEBUG_REPORT_ERROR_BIT_EXT,
@@ -92,6 +95,8 @@ int main(int argc, char **argv) {
             .comment = "The offset of 'phys_dev_ext' within a 'loader_icd_term' struct" },
         { .name = "FUNC_NAME_OFFSET_HASH", .value = func_name_offset,
             .comment = "The offset of 'func_name' within a 'loader_dispatch_hash_entry' struct" },
+        { .name = "EXT_OFFSET_DEVICE_DISPATCH", .value = dev_disp_offset,
+            .comment = "The offset of 'ext_dispatch' within a 'loader_dev_dispatch_table' struct" },
     };
 
     FILE *file = fopen("gen_defines.asm", "w");
diff --git a/loader/dev_ext_trampoline.c b/loader/dev_ext_trampoline.c
index c5c549ae..e5e13116 100644
--- a/loader/dev_ext_trampoline.c
+++ b/loader/dev_ext_trampoline.c
@@ -35,6 +35,7 @@ VKAPI_ATTR void VKAPI_CALL vkdev_ext##num(VkDevice device) {                   \
         disp->ext_dispatch.dev_ext[num](device);                               \
     }
 
+#if defined(_WIN32)
 DevExtTramp(0)
 DevExtTramp(1)
 DevExtTramp(2)
@@ -285,6 +286,258 @@ DevExtTramp(246)
 DevExtTramp(247)
 DevExtTramp(248)
 DevExtTramp(249)
+#else
+VKAPI_ATTR void VKAPI_CALL vkdev_ext0(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext1(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext2(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext3(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext4(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext5(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext6(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext7(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext8(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext9(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext10(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext11(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext12(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext13(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext14(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext15(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext16(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext17(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext18(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext19(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext20(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext21(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext22(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext23(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext24(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext25(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext26(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext27(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext28(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext29(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext30(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext31(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext32(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext33(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext34(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext35(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext36(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext37(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext38(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext39(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext40(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext41(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext42(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext43(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext44(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext45(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext46(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext47(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext48(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext49(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext50(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext51(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext52(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext53(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext54(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext55(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext56(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext57(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext58(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext59(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext60(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext61(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext62(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext63(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext64(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext65(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext66(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext67(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext68(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext69(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext70(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext71(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext72(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext73(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext74(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext75(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext76(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext77(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext78(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext79(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext80(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext81(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext82(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext83(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext84(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext85(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext86(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext87(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext88(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext89(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext90(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext91(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext92(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext93(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext94(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext95(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext96(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext97(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext98(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext99(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext100(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext101(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext102(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext103(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext104(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext105(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext106(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext107(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext108(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext109(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext110(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext111(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext112(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext113(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext114(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext115(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext116(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext117(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext118(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext119(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext120(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext121(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext122(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext123(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext124(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext125(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext126(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext127(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext128(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext129(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext130(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext131(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext132(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext133(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext134(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext135(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext136(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext137(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext138(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext139(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext140(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext141(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext142(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext143(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext144(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext145(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext146(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext147(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext148(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext149(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext150(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext151(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext152(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext153(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext154(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext155(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext156(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext157(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext158(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext159(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext160(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext161(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext162(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext163(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext164(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext165(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext166(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext167(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext168(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext169(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext170(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext171(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext172(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext173(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext174(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext175(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext176(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext177(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext178(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext179(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext180(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext181(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext182(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext183(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext184(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext185(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext186(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext187(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext188(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext189(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext190(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext191(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext192(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext193(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext194(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext195(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext196(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext197(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext198(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext199(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext200(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext201(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext202(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext203(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext204(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext205(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext206(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext207(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext208(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext209(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext210(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext211(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext212(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext213(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext214(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext215(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext216(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext217(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext218(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext219(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext220(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext221(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext222(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext223(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext224(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext225(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext226(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext227(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext228(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext229(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext230(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext231(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext232(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext233(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext234(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext235(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext236(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext237(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext238(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext239(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext240(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext241(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext242(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext243(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext244(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext245(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext246(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext247(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext248(VkDevice device);
+VKAPI_ATTR void VKAPI_CALL vkdev_ext249(VkDevice device);
+#endif // _WIN32
 
 void *loader_get_dev_ext_trampoline(uint32_t index) {
     switch (index) {
diff --git a/loader/phys_dev_chain_gas.asm b/loader/phys_dev_chain_gas.asm
index 78d8442e..44171da9 100644
--- a/loader/phys_dev_chain_gas.asm
+++ b/loader/phys_dev_chain_gas.asm
@@ -56,6 +56,13 @@ terminError\num:
     jmp     rax                                                                 # Crash intentionally by jumping to address zero
 .endm
 
+.macro DevExtTramp num
+.global vkdev_ext\num
+vkdev_ext\num:
+    mov     rax, [rdi]                                                          # Dereference the handle to get the dispatch table
+    jmp     [rax + (EXT_OFFSET_DEVICE_DISPATCH + (PTR_SIZE * \num))]            # Jump to the appropriate call chain
+.endm
+
 .else
 
 .macro PhysDevExtTramp num
@@ -91,6 +98,13 @@ terminError\num:
     jmp     eax                                                                 # Crash intentionally by jumping to address zero
 .endm
 
+.macro DevExtTramp num
+.global vkdev_ext\num
+vkdev_ext\num:
+    mov     eax, [esp + 4]                                                      # Dereference the handle to get the dispatch table
+    jmp     [eax + (EXT_OFFSET_DEVICE_DISPATCH + (PTR_SIZE * \num))]            # Jump to the appropriate call chain
+.endm
+
 .endif
 
 .data
@@ -601,3 +615,254 @@ termin_error_string:
     PhysDevExtTermin 247
     PhysDevExtTermin 248
     PhysDevExtTermin 249
+
+    DevExtTramp 0
+    DevExtTramp 1
+    DevExtTramp 2
+    DevExtTramp 3
+    DevExtTramp 4
+    DevExtTramp 5
+    DevExtTramp 6
+    DevExtTramp 7
+    DevExtTramp 8
+    DevExtTramp 9
+    DevExtTramp 10
+    DevExtTramp 11
+    DevExtTramp 12
+    DevExtTramp 13
+    DevExtTramp 14
+    DevExtTramp 15
+    DevExtTramp 16
+    DevExtTramp 17
+    DevExtTramp 18
+    DevExtTramp 19
+    DevExtTramp 20
+    DevExtTramp 21
+    DevExtTramp 22
+    DevExtTramp 23
+    DevExtTramp 24
+    DevExtTramp 25
+    DevExtTramp 26
+    DevExtTramp 27
+    DevExtTramp 28
+    DevExtTramp 29
+    DevExtTramp 30
+    DevExtTramp 31
+    DevExtTramp 32
+    DevExtTramp 33
+    DevExtTramp 34
+    DevExtTramp 35
+    DevExtTramp 36
+    DevExtTramp 37
+    DevExtTramp 38
+    DevExtTramp 39
+    DevExtTramp 40
+    DevExtTramp 41
+    DevExtTramp 42
+    DevExtTramp 43
+    DevExtTramp 44
+    DevExtTramp 45
+    DevExtTramp 46
+    DevExtTramp 47
+    DevExtTramp 48
+    DevExtTramp 49
+    DevExtTramp 50
+    DevExtTramp 51
+    DevExtTramp 52
+    DevExtTramp 53
+    DevExtTramp 54
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