| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-- -mattr=+sse2 | FileCheck %s |
| ; Increment in loop bb.i28.i adjusted to 2, to prevent loop reversal from |
| ; kicking in. |
| |
| declare fastcc void @rdft(i32, i32, ptr, ptr, ptr) |
| |
| define fastcc void @mp_sqrt(i32 %n, i32 %radix, ptr %in, ptr %out, ptr %tmp1, ptr %tmp2, i32 %nfft, ptr %tmp1fft, ptr %tmp2fft, ptr %ip, ptr %w) nounwind { |
| ; CHECK-LABEL: mp_sqrt: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: pushl %ebx |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: pushl %esi |
| ; CHECK-NEXT: pushl %eax |
| ; CHECK-NEXT: movb $1, %cl |
| ; CHECK-NEXT: movl $1, %ebx |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; CHECK-NEXT: .p2align 4 |
| ; CHECK-NEXT: .LBB0_1: # %bb.i5 |
| ; CHECK-NEXT: # =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: movl %ecx, %eax |
| ; CHECK-NEXT: addl %ebx, %ebx |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: testb $1, %al |
| ; CHECK-NEXT: jne .LBB0_1 |
| ; CHECK-NEXT: # %bb.2: # %mp_unexp_mp2d.exit.i |
| ; CHECK-NEXT: je .LBB0_3 |
| ; CHECK-NEXT: # %bb.5: # %cond_next.i |
| ; CHECK-NEXT: testb $1, %al |
| ; CHECK-NEXT: jne .LBB0_3 |
| ; CHECK-NEXT: # %bb.6: # %cond_next36.i |
| ; CHECK-NEXT: movl $0, 0 |
| ; CHECK-NEXT: movzbl %al, %ebp |
| ; CHECK-NEXT: andl $1, %ebp |
| ; CHECK-NEXT: xorpd %xmm0, %xmm0 |
| ; CHECK-NEXT: xorl %eax, %eax |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: xorpd %xmm1, %xmm1 |
| ; CHECK-NEXT: .p2align 4 |
| ; CHECK-NEXT: .LBB0_7: # %bb.i28.i |
| ; CHECK-NEXT: # =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: cvttsd2si %xmm1, %edi |
| ; CHECK-NEXT: cmpl %edx, %edi |
| ; CHECK-NEXT: cmovgel %eax, %edi |
| ; CHECK-NEXT: addl $2, %ecx |
| ; CHECK-NEXT: xorps %xmm2, %xmm2 |
| ; CHECK-NEXT: cvtsi2sd %edi, %xmm2 |
| ; CHECK-NEXT: xorpd %xmm1, %xmm1 |
| ; CHECK-NEXT: subsd %xmm2, %xmm1 |
| ; CHECK-NEXT: mulsd %xmm0, %xmm1 |
| ; CHECK-NEXT: addl $-2, %ebp |
| ; CHECK-NEXT: jne .LBB0_7 |
| ; CHECK-NEXT: # %bb.8: # %mp_unexp_d2mp.exit29.i |
| ; CHECK-NEXT: movl $0, 0 |
| ; CHECK-NEXT: je .LBB0_9 |
| ; CHECK-NEXT: # %bb.10: # %mp_sqrt_init.exit |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl %edx, %edi |
| ; CHECK-NEXT: movl %esi, %edx |
| ; CHECK-NEXT: calll mp_mul_csqu@PLT |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl $-1, %edx |
| ; CHECK-NEXT: pushl {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: pushl {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: pushl $0 |
| ; CHECK-NEXT: calll rdft@PLT |
| ; CHECK-NEXT: addl $12, %esp |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl %edi, (%esp) # 4-byte Spill |
| ; CHECK-NEXT: movl %edi, %edx |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edi |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: pushl %esi |
| ; CHECK-NEXT: pushl $0 |
| ; CHECK-NEXT: calll mp_mul_d2i@PLT |
| ; CHECK-NEXT: addl $12, %esp |
| ; CHECK-NEXT: testl %ebp, %ebp |
| ; CHECK-NEXT: je .LBB0_11 |
| ; CHECK-NEXT: .LBB0_3: # %cond_true.i |
| ; CHECK-NEXT: addl $4, %esp |
| ; CHECK-NEXT: .LBB0_4: # %cond_true.i |
| ; CHECK-NEXT: popl %esi |
| ; CHECK-NEXT: popl %edi |
| ; CHECK-NEXT: popl %ebx |
| ; CHECK-NEXT: popl %ebp |
| ; CHECK-NEXT: retl |
| ; CHECK-NEXT: .p2align 4 |
| ; CHECK-NEXT: .LBB0_9: # %bb.i.i |
| ; CHECK-NEXT: # =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: jmp .LBB0_9 |
| ; CHECK-NEXT: .LBB0_11: # %cond_false.i |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl (%esp), %esi # 4-byte Reload |
| ; CHECK-NEXT: movl %esi, %edx |
| ; CHECK-NEXT: pushl {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: pushl $0 |
| ; CHECK-NEXT: calll mp_round@PLT |
| ; CHECK-NEXT: addl $8, %esp |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl %esi, %edx |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ebp |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: calll mp_add@PLT |
| ; CHECK-NEXT: addl $12, %esp |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl %esi, %edx |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: pushl {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: calll mp_sub@PLT |
| ; CHECK-NEXT: addl $12, %esp |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl %esi, %edx |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: pushl $0 |
| ; CHECK-NEXT: calll mp_round@PLT |
| ; CHECK-NEXT: addl $8, %esp |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl %esi, %edx |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: pushl {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: pushl %ebx |
| ; CHECK-NEXT: calll mp_mul_d2i@PLT |
| ; CHECK-NEXT: addl $16, %esp |
| ; CHECK-NEXT: jmp .LBB0_4 |
| entry: |
| br label %bb.i5 |
| |
| bb.i5: ; preds = %bb.i5, %entry |
| %nfft_init.0.i = phi i32 [ 1, %entry ], [ %tmp7.i3, %bb.i5 ] ; <i32> [#uses=1] |
| %foo = phi i1 [1, %entry], [0, %bb.i5] |
| %tmp7.i3 = shl i32 %nfft_init.0.i, 1 ; <i32> [#uses=2] |
| br i1 %foo, label %bb.i5, label %mp_unexp_mp2d.exit.i |
| |
| mp_unexp_mp2d.exit.i: ; preds = %bb.i5 |
| br i1 %foo, label %cond_next.i, label %cond_true.i |
| |
| cond_true.i: ; preds = %mp_unexp_mp2d.exit.i |
| ret void |
| |
| cond_next.i: ; preds = %mp_unexp_mp2d.exit.i |
| %tmp22.i = sdiv i32 0, 2 ; <i32> [#uses=2] |
| br i1 %foo, label %cond_true29.i, label %cond_next36.i |
| |
| cond_true29.i: ; preds = %cond_next.i |
| ret void |
| |
| cond_next36.i: ; preds = %cond_next.i |
| store i32 %tmp22.i, ptr null, align 4 |
| %tmp8.i14.i = select i1 %foo, i32 1, i32 0 ; <i32> [#uses=1] |
| br label %bb.i28.i |
| |
| bb.i28.i: ; preds = %bb.i28.i, %cond_next36.i |
| %j.0.reg2mem.0.i16.i = phi i32 [ 0, %cond_next36.i ], [ %indvar.next39.i, %bb.i28.i ] ; <i32> [#uses=2] |
| %din_addr.1.reg2mem.0.i17.i = phi double [ 0.000000e+00, %cond_next36.i ], [ %tmp16.i25.i, %bb.i28.i ] ; <double> [#uses=1] |
| %tmp1.i18.i = fptosi double %din_addr.1.reg2mem.0.i17.i to i32 ; <i32> [#uses=2] |
| %tmp4.i19.i = icmp slt i32 %tmp1.i18.i, %radix ; <i1> [#uses=1] |
| %x.0.i21.i = select i1 %tmp4.i19.i, i32 %tmp1.i18.i, i32 0 ; <i32> [#uses=1] |
| %tmp41.sum.i = add i32 %j.0.reg2mem.0.i16.i, 2 ; <i32> [#uses=0] |
| %tmp1213.i23.i = sitofp i32 %x.0.i21.i to double ; <double> [#uses=1] |
| %tmp15.i24.i = fsub double 0.000000e+00, %tmp1213.i23.i ; <double> [#uses=1] |
| %tmp16.i25.i = fmul double 0.000000e+00, %tmp15.i24.i ; <double> [#uses=1] |
| %indvar.next39.i = add i32 %j.0.reg2mem.0.i16.i, 2 ; <i32> [#uses=2] |
| %exitcond40.i = icmp eq i32 %indvar.next39.i, %tmp8.i14.i ; <i1> [#uses=1] |
| br i1 %exitcond40.i, label %mp_unexp_d2mp.exit29.i, label %bb.i28.i |
| |
| mp_unexp_d2mp.exit29.i: ; preds = %bb.i28.i |
| %tmp46.i = sub i32 0, %tmp22.i ; <i32> [#uses=1] |
| store i32 %tmp46.i, ptr null, align 4 |
| br i1 %exitcond40.i, label %bb.i.i, label %mp_sqrt_init.exit |
| |
| bb.i.i: ; preds = %bb.i.i, %mp_unexp_d2mp.exit29.i |
| br label %bb.i.i |
| |
| mp_sqrt_init.exit: ; preds = %mp_unexp_d2mp.exit29.i |
| tail call fastcc void @mp_mul_csqu( i32 0, ptr %tmp1fft ) |
| tail call fastcc void @rdft( i32 0, i32 -1, ptr null, ptr %ip, ptr %w ) |
| tail call fastcc void @mp_mul_d2i( i32 0, i32 %radix, i32 0, ptr %tmp1fft, ptr %tmp2 ) |
| br i1 %exitcond40.i, label %cond_false.i, label %cond_true36.i |
| |
| cond_true36.i: ; preds = %mp_sqrt_init.exit |
| ret void |
| |
| cond_false.i: ; preds = %mp_sqrt_init.exit |
| tail call fastcc void @mp_round( i32 0, i32 %radix, i32 0, ptr %out ) |
| tail call fastcc void @mp_add( i32 0, i32 %radix, ptr %tmp1, ptr %tmp2, ptr %tmp1 ) |
| tail call fastcc void @mp_sub( i32 0, i32 %radix, ptr %in, ptr %tmp2, ptr %tmp2 ) |
| tail call fastcc void @mp_round( i32 0, i32 %radix, i32 0, ptr %tmp1 ) |
| tail call fastcc void @mp_mul_d2i( i32 0, i32 %radix, i32 %tmp7.i3, ptr %tmp2fft, ptr %tmp2 ) |
| ret void |
| } |
| |
| declare fastcc void @mp_add(i32, i32, ptr, ptr, ptr) |
| |
| declare fastcc void @mp_sub(i32, i32, ptr, ptr, ptr) |
| |
| declare fastcc void @mp_round(i32, i32, i32, ptr) |
| |
| declare fastcc void @mp_mul_csqu(i32, ptr) |
| |
| declare fastcc void @mp_mul_d2i(i32, i32, i32, ptr, ptr) |
