.endm
 
        .macro __THUNK_PROLOG_BR r1,r2
-       __THUNK_PROLOG_NAME __s390x_indirect_jump_r\r2\()use_r\r1
+       __THUNK_PROLOG_NAME __s390_indirect_jump_r\r2\()use_r\r1
        .endm
 
        .macro __THUNK_PROLOG_BC d0,r1,r2
-       __THUNK_PROLOG_NAME __s390x_indirect_branch_\d0\()_\r2\()use_\r1
+       __THUNK_PROLOG_NAME __s390_indirect_branch_\d0\()_\r2\()use_\r1
        .endm
 
        .macro __THUNK_BR r1,r2
-       jg      __s390x_indirect_jump_r\r2\()use_r\r1
+       jg      __s390_indirect_jump_r\r2\()use_r\r1
        .endm
 
        .macro __THUNK_BC d0,r1,r2
-       jg      __s390x_indirect_branch_\d0\()_\r2\()use_\r1
+       jg      __s390_indirect_branch_\d0\()_\r2\()use_\r1
        .endm
 
        .macro __THUNK_BRASL r1,r2,r3
-       brasl   \r1,__s390x_indirect_jump_r\r3\()use_r\r2
+       brasl   \r1,__s390_indirect_jump_r\r3\()use_r\r2
        .endm
 
        .macro  __DECODE_RR expand,reg,ruse