--- /dev/null
+#include "tests/asm.h"
+#include <stdio.h>
+
+char in_b, out_b1, out_b2, in_b2;
+
+short in_w, out_w1, out_w2;
+
+int in_l, out_l1, out_l2;
+
+extern void sbb_ib_al ( void );
+asm("\n"
+VG_SYM(sbb_ib_al) ":\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tclc\n"
+"\tsbbb $5, %al\n"
+"\tmovb %al, " VG_SYM(out_b1) "\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tstc\n"
+"\tsbbb $5, %al\n"
+"\tmovb %al, " VG_SYM(out_b2) "\n"
+
+"\tretq\n"
+);
+
+
+extern void sbb_iw_ax ( void );
+asm("\n"
+VG_SYM(sbb_iw_ax) ":\n"
+
+"\tmovw " VG_SYM(in_w) ", %ax\n"
+"\tclc\n"
+"\tsbbw $555, %ax\n"
+"\tmovw %ax, " VG_SYM(out_w1) "\n"
+
+"\tmovw " VG_SYM(in_w) ", %ax\n"
+"\tstc\n"
+"\tsbbw $555, %ax\n"
+"\tmovw %ax, " VG_SYM(out_w2) "\n"
+
+"\tretq\n"
+);
+
+
+extern void sbb_il_eax ( void );
+asm("\n"
+VG_SYM(sbb_il_eax) ":\n"
+
+"\tmovl " VG_SYM(in_l) ", %eax\n"
+"\tclc\n"
+"\tsbbl $555666, %eax\n"
+"\tmovl %eax, " VG_SYM(out_l1) "\n"
+
+"\tmovl " VG_SYM(in_l) ", %eax\n"
+"\tstc\n"
+"\tsbbl $555666, %eax\n"
+"\tmovl %eax, " VG_SYM(out_l2) "\n"
+
+"\tretq\n"
+);
+
+
+extern void sbb_eb_gb ( void );
+asm("\n"
+VG_SYM(sbb_eb_gb) ":\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tclc\n"
+"\tsbbb " VG_SYM(in_b2) ", %al\n"
+"\tmovb %al, " VG_SYM(out_b1) "\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tstc\n"
+"\tsbbb " VG_SYM(in_b2) ", %al\n"
+"\tmovb %al, " VG_SYM(out_b2) "\n"
+
+"\tretq\n"
+);
+
+
+extern void sbb_eb_gb_2 ( void );
+asm("\n"
+VG_SYM(sbb_eb_gb_2) ":\n"
+"\tpushq %rcx\n"
+
+"\tmovb " VG_SYM(in_b) ", %cl\n"
+"\tmovb " VG_SYM(in_b2) ", %dh\n"
+"\tclc\n"
+"\tsbbb %dh,%cl\n"
+"\tmovb %cl, " VG_SYM(out_b1) "\n"
+
+"\tmovb " VG_SYM(in_b) ", %cl\n"
+"\tmovb " VG_SYM(in_b2) ", %dh\n"
+"\tstc\n"
+"\tsbbb %dh,%cl\n"
+"\tmovb %cl, " VG_SYM(out_b2) "\n"
+
+"\tpopq %rcx\n"
+"\tretq\n"
+);
+
+
+extern void adc_eb_gb ( void );
+asm("\n"
+VG_SYM(adc_eb_gb) ":\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tclc\n"
+"\tadcb " VG_SYM(in_b2) ", %al\n"
+"\tmovb %al, " VG_SYM(out_b1) "\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tstc\n"
+"\tadcb " VG_SYM(in_b2) ", %al\n"
+"\tmovb %al, " VG_SYM(out_b2) "\n"
+
+"\tretq\n"
+);
+
+
+extern void adc_eb_gb_2 ( void );
+asm("\n"
+VG_SYM(adc_eb_gb_2) ":\n"
+"\tpushq %rcx\n"
+
+"\tmovb " VG_SYM(in_b) ", %cl\n"
+"\tmovb " VG_SYM(in_b2) ", %dh\n"
+"\tclc\n"
+"\tadcb %dh,%cl\n"
+"\tmovb %cl, " VG_SYM(out_b1) "\n"
+
+"\tmovb " VG_SYM(in_b) ", %cl\n"
+"\tmovb " VG_SYM(in_b2) ", %dh\n"
+"\tstc\n"
+"\tadcb %dh,%cl\n"
+"\tmovb %cl, " VG_SYM(out_b2) "\n"
+
+"\tpopq %rcx\n"
+"\tretq\n"
+);
+
+extern void adc_ib_al ( void );
+asm("\n"
+VG_SYM(adc_ib_al) ":\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tclc\n"
+"\tadcb $5, %al\n"
+"\tmovb %al, " VG_SYM(out_b1) "\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tstc\n"
+"\tadcb $5, %al\n"
+"\tmovb %al, " VG_SYM(out_b2) "\n"
+
+"\tretq\n"
+);
+
+
+extern void adc_iw_ax ( void );
+asm("\n"
+VG_SYM(adc_iw_ax) ":\n"
+
+"\tmovw " VG_SYM(in_w) ", %ax\n"
+"\tclc\n"
+"\tadcw $555, %ax\n"
+"\tmovw %ax, " VG_SYM(out_w1) "\n"
+
+"\tmovw " VG_SYM(in_w) ", %ax\n"
+"\tstc\n"
+"\tadcw $555, %ax\n"
+"\tmovw %ax, " VG_SYM(out_w2) "\n"
+
+"\tretq\n"
+);
+
+
+extern void adc_il_eax ( void );
+asm("\n"
+VG_SYM(adc_il_eax) ":\n"
+
+"\tmovl " VG_SYM(in_l) ", %eax\n"
+"\tclc\n"
+"\tadcl $555666, %eax\n"
+"\tmovl %eax, " VG_SYM(out_l1) "\n"
+
+"\tmovl " VG_SYM(in_l) ", %eax\n"
+"\tstc\n"
+"\tadcl $555666, %eax\n"
+"\tmovl %eax, " VG_SYM(out_l2) "\n"
+
+"\tretq\n"
+);
+
+
+int main ( void )
+{
+ in_b = 99;
+ sbb_ib_al();
+ printf("r1 = %d %d\n", (int)out_b1, (int)out_b2);
+
+ in_w = 49999;
+ sbb_iw_ax();
+ printf("r2 = %d %d\n", (int)out_w1, (int)out_w2);
+
+ in_l = 0xF0000000;
+ sbb_il_eax();
+ printf("r3 = %d %d\n", (int)out_l1, (int)out_l2);
+
+ in_b = 99;
+ in_b2 = 88;
+ sbb_eb_gb();
+ printf("r4 = %d %d\n", (int)out_b1, (int)out_b2);
+
+ in_b = 66;
+ in_b2 = 77;
+ sbb_eb_gb_2();
+ printf("r5 = %d %d\n", (int)out_b1, (int)out_b2);
+
+ in_b = 99;
+ in_b2 = 88;
+ adc_eb_gb();
+ printf("r6 = %d %d\n", (int)out_b1, (int)out_b2);
+
+ in_b = 66;
+ in_b2 = 77;
+ adc_eb_gb_2();
+ printf("r7 = %d %d\n", (int)out_b1, (int)out_b2);
+
+ in_b = 99;
+ adc_ib_al();
+ printf("r8 = %d %d\n", (int)out_b1, (int)out_b2);
+
+ in_w = 49999;
+ adc_iw_ax();
+ printf("r9 = %d %d\n", (int)out_w1, (int)out_w2);
+
+ in_l = 0xF0000000;
+ adc_il_eax();
+ printf("r10 = %d %d\n", (int)out_l1, (int)out_l2);
+
+ return 0;
+}
"\tret\n"
);
+extern void adc_ib_al ( void );
+asm("\n"
+VG_SYM(adc_ib_al) ":\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tclc\n"
+"\tadcb $5, %al\n"
+"\tmovb %al, " VG_SYM(out_b1) "\n"
+
+"\tmovb " VG_SYM(in_b) ", %al\n"
+"\tstc\n"
+"\tadcb $5, %al\n"
+"\tmovb %al, " VG_SYM(out_b2) "\n"
+"\tret\n"
+);
+
+
+extern void adc_iw_ax ( void );
+asm("\n"
+VG_SYM(adc_iw_ax) ":\n"
+
+"\tmovw " VG_SYM(in_w) ", %ax\n"
+"\tclc\n"
+"\tadcw $555, %ax\n"
+"\tmovw %ax, " VG_SYM(out_w1) "\n"
+
+"\tmovw " VG_SYM(in_w) ", %ax\n"
+"\tstc\n"
+"\tadcw $555, %ax\n"
+"\tmovw %ax, " VG_SYM(out_w2) "\n"
+
+"\tret\n"
+);
+
+
+extern void adc_il_eax ( void );
+asm("\n"
+VG_SYM(adc_il_eax) ":\n"
+
+"\tmovl " VG_SYM(in_l) ", %eax\n"
+"\tclc\n"
+"\tadcl $555666, %eax\n"
+"\tmovl %eax, " VG_SYM(out_l1) "\n"
+
+"\tmovl " VG_SYM(in_l) ", %eax\n"
+"\tstc\n"
+"\tadcl $555666, %eax\n"
+"\tmovl %eax, " VG_SYM(out_l2) "\n"
+
+"\tret\n"
+);
int main ( void )
adc_eb_gb_2();
printf("r7 = %d %d\n", (int)out_b1, (int)out_b2);
+ in_b = 99;
+ adc_ib_al();
+ printf("r8 = %d %d\n", (int)out_b1, (int)out_b2);
+
+ in_w = 49999;
+ adc_iw_ax();
+ printf("r9 = %d %d\n", (int)out_w1, (int)out_w2);
+
+ in_l = 0xF0000000;
+ adc_il_eax();
+ printf("r10 = %d %d\n", (int)out_l1, (int)out_l2);
+
return 0;
}