/* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */ /* { dg-options "-O2 -fno-omit-frame-pointer -fshrink-wrap-frame-pointer -fno-schedule-insns2 -fdisable-rtl-ce1 -fdisable-rtl-ce2 -fdisable-rtl-ce3 -ffixed-ax -fdump-rtl-ira-details-blocks" } */ /* { dg-final { scan-assembler "mov\[^\n\r\]*a\\+56\[^\n\r\]*bp\[^\n\r\]*\[\n\r\]\[^\n\r\]*mov\[^\n\r\]*bp\[^\n\r\]*b\\+56" } } */ /* { dg-final { scan-rtl-dump "loop 1\[^\n\r\]*fp" "ira" } } */ /* { dg-final { cleanup-rtl-dump "ira" } } */ /* Check loop1 should set fp free, and lra could use fp too. */ int a[1000], b[1000], M, N, cond1, cond2, cond3; extern void goo(); int *p; void foo() { int r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15; int i, j; r15 = a[15]; for (i = 0; i < M; i++) { if (__builtin_expect(cond1, 0)) if (__builtin_expect(cond2, 0)) goo(); r1 = a[1]; r2 = a[2]; r3 = a[3]; r4 = a[4]; r5 = a[5]; r6 = a[6]; r7 = a[7]; r8 = a[8]; r9 = a[9]; r10 = a[10]; r11 = a[11]; r12 = a[12]; asm volatile ("" : : : "memory"); b[14] = a[14]; asm volatile ("" : : : "memory"); b[1] = r1; b[2] = r2; b[3] = r3; b[4] = r4; b[5] = r5; b[6] = r6; b[7] = r7; b[8] = r8; b[9] = r9; b[10] = r10; b[11] = r11; b[12] = r12; } b[15] = r15; }