#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int rand();
void fill_sp_matrix(float *matrix, int rowSize, int colSize) {
  int row, col;
  for (row = 0; row < rowSize; row++)
    for (col = 0; col < colSize; col++)
      matrix[row * colSize + col] = rand() % 10;
}


x86 assembly (clang, -O0):
<fill_sp_matrix>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
mov    %edx,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1192 <fill_sp_matrix+0x82>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x10(%rbp),%eax
jge    117f <fill_sp_matrix+0x6f>
mov    $0x0,%al
call   1030 <rand@plt>
mov    $0xa,%ecx
cltd
idiv   %ecx
cvtsi2ss %edx,%xmm0
mov    -0x8(%rbp),%rax
mov    -0x14(%rbp),%ecx
imul   -0x10(%rbp),%ecx
add    -0x18(%rbp),%ecx
movslq %ecx,%rcx
movss  %xmm0,(%rax,%rcx,4)
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    113c <fill_sp_matrix+0x2c>
jmp    1184 <fill_sp_matrix+0x74>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1129 <fill_sp_matrix+0x19>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<fill_sp_matrix>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
mov    %edx,0x4(%rsp)
test   %esi,%esi
jle    119c <fill_sp_matrix+0x8c>
mov    %rdi,%rbx
movslq 0x4(%rsp),%r12
mov    %esi,%r15d
mov    %r12d,%ebp
shl    $0x2,%r12
xor    %r13d,%r13d
jmp    114c <fill_sp_matrix+0x3c>
nopw   0x0(%rax,%rax,1)
add    $0x1,%r13
add    %r12,%rbx
cmp    %r15,%r13
je     119c <fill_sp_matrix+0x8c>
cmpl   $0x0,0x4(%rsp)
jle    1140 <fill_sp_matrix+0x30>
xor    %r14d,%r14d
cs nopw 0x0(%rax,%rax,1)
xor    %eax,%eax
call   1030 <rand@plt>
cltq
imul   $0x66666667,%rax,%rcx
mov    %rcx,%rdx
shr    $0x3f,%rdx
sar    $0x22,%rcx
add    %edx,%ecx
add    %ecx,%ecx
lea    (%rcx,%rcx,4),%ecx
sub    %ecx,%eax
xorps  %xmm0,%xmm0
cvtsi2ss %eax,%xmm0
movss  %xmm0,(%rbx,%r14,4)
add    $0x1,%r14
cmp    %r14,%rbp
jne    1160 <fill_sp_matrix+0x50>
jmp    1140 <fill_sp_matrix+0x30>
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
define void @fill_sp_matrix(float* %0, i32 %1, i32 %2) {
%4 = alloca float*
%5 = alloca i32
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
store float* %0, float** %4
store i32 %1, i32* %5
store i32 %2, i32* %6
store i32 0, i32* %7
br label %9
9: ; preds = %34, %3
%10 = load i32, i32* %7
%11 = load i32, i32* %5
%12 = icmp slt i32 %10, %11
br i1 %12, label %13, label %37
13: ; preds = %9
store i32 0, i32* %8
br label %14
14: ; preds = %30, %13
%15 = load i32, i32* %8
%16 = load i32, i32* %6
%17 = icmp slt i32 %15, %16
br i1 %17, label %18, label %33
18: ; preds = %14
%19 = call i32 (...) @rand()
%20 = srem i32 %19, 10
%21 = sitofp i32 %20 to float
%22 = load float*, float** %4
%23 = load i32, i32* %7
%24 = load i32, i32* %6
%25 = mul nsw i32 %23, %24
%26 = load i32, i32* %8
%27 = add nsw i32 %25, %26
%28 = sext i32 %27 to i64
%29 = getelementptr inbounds float, float* %22, i64 %28
store float %21, float* %29
br label %30
30: ; preds = %18
%31 = load i32, i32* %8
%32 = add nsw i32 %31, 1
store i32 %32, i32* %8
br label %14
33: ; preds = %14
br label %34
34: ; preds = %33
%35 = load i32, i32* %7
%36 = add nsw i32 %35, 1
store i32 %36, i32* %7
br label %9
37: ; preds = %9
ret void
}

LLVM IR (-O2):
define void @fill_sp_matrix(float* nocapture writeonly %0, i32 %1, i32 %2) {
%4 = icmp sgt i32 %1, 0
br i1 %4, label %5, label %26
5: ; preds = %3
%6 = icmp sgt i32 %2, 0
%7 = sext i32 %2 to i64
%8 = zext i32 %1 to i64
%9 = zext i32 %2 to i64
br label %10
10: ; preds = %5, %23
%11 = phi i64 [ 0, %5 ], [ %24, %23 ]
br i1 %6, label %12, label %23
12: ; preds = %10
%13 = mul nsw i64 %11, %7
br label %14
14: ; preds = %12, %14
%15 = phi i64 [ 0, %12 ], [ %21, %14 ]
%16 = tail call i32 (...) @rand()
%17 = srem i32 %16, 10
%18 = sitofp i32 %17 to float
%19 = add nsw i64 %15, %13
%20 = getelementptr inbounds float, float* %0, i64 %19
store float %18, float* %20
%21 = add nuw nsw i64 %15, 1
%22 = icmp eq i64 %21, %9
br i1 %22, label %23, label %14
23: ; preds = %14, %10
%24 = add nuw nsw i64 %11, 1
%25 = icmp eq i64 %24, %8
br i1 %25, label %26, label %10
26: ; preds = %23, %3
ret void
}