--TEST-- DESSA 003 --TARGET-- x86_64 --ARGS-- -S --CODE-- # Figure 8 (swap problem) from "Translating Out of Static Single Assignment Form" by Sreedhar { uintptr_t c_1 = 0; bool c_2 = 0; bool c_3 = 1; int32_t c_4 = 1; int32_t c_12 = 12; l_1 = START(l_11); int32_t x0 = PARAM(l_1, "x", 0); int32_t y1 = PARAM(l_1, "y", 1); int32_t cond = PARAM(l_1, "z", 2); int32_t x1 = DIV(x0, c_12); l_3 = END(l_1); l_4 = LOOP_BEGIN(l_3, l_9); int32_t x2 = PHI(l_4, x1, x3); int32_t y2 = PHI(l_4, y1, y3); int32_t z = COPY(x2); int32_t x3 = COPY(y2); int32_t y3 = COPY(z); l_7 = IF(l_4, cond); l_8 = IF_TRUE(l_7); l_9 = LOOP_END(l_8, l_4); l_10 = IF_FALSE(l_7); l_11 = RETURN(l_10, z); } --EXPECT-- test: movl %edx, %ecx movl %edi, %eax movl $0xc, %edi cltd idivl %edi .L1: testl %ecx, %ecx je .L2 movl %eax, %edx movl %esi, %eax movl %edx, %esi jmp .L1 .L2: retq