From ba38cc7c4486713e51fc160590ff79e9bd8bb22f Mon Sep 17 00:00:00 2001
From: Nick Gasson <nick@nickg.me.uk>
Date: Sat, 15 Jan 2011 11:42:18 +0000
Subject: [PATCH] Profile several more vector operations

---
 tools/MathsTest.cpp | 134 +++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 133 insertions(+), 1 deletion(-)

diff --git a/tools/MathsTest.cpp b/tools/MathsTest.cpp
index aea11a6..e874a72 100644
--- a/tools/MathsTest.cpp
+++ b/tools/MathsTest.cpp
@@ -3,7 +3,6 @@
 #include <iostream>
 
 /*
-
   Baseline:
   
   0000000000400bc0 <vfadd>:
@@ -40,6 +39,133 @@ extern "C" VectorF vfadd(const VectorF& a, const VectorF& b)
    return a + b;
 }
 
+/*
+  Baseline:
+  
+  0000000000400d20 <vfdiv>:
+  400d20:       0f 28 d0                movaps %xmm0,%xmm2
+  400d23:       f3 0f 10 1f             movss  (%rdi),%xmm3
+  400d27:       f3 0f 10 47 04          movss  0x4(%rdi),%xmm0
+  400d2c:       f3 0f 5e da             divss  %xmm2,%xmm3
+  400d30:       f3 0f 10 4f 08          movss  0x8(%rdi),%xmm1
+  400d35:       f3 0f 5e c2             divss  %xmm2,%xmm0
+  400d39:       f3 0f 11 5c 24 e8       movss  %xmm3,-0x18(%rsp)
+  400d3f:       f3 0f 5e ca             divss  %xmm2,%xmm1
+  400d43:       f3 0f 11 44 24 ec       movss  %xmm0,-0x14(%rsp)
+  400d49:       f3 0f 7e 44 24 e8       movq   -0x18(%rsp),%xmm0
+  400d4f:       c3                      retq   
+
+ */
+
+extern "C" VectorF vfdiv(const VectorF& a, float f)
+{
+   return a / f;
+}
+
+/*
+  Baseline:
+
+  0000000000400d50 <vfdot>:
+  400d50:       f3 0f 10 07             movss  (%rdi),%xmm0
+  400d54:       f3 0f 10 4f 04          movss  0x4(%rdi),%xmm1
+  400d59:       f3 0f 59 06             mulss  (%rsi),%xmm0
+  400d5d:       f3 0f 59 4e 04          mulss  0x4(%rsi),%xmm1
+  400d62:       f3 0f 58 c1             addss  %xmm1,%xmm0
+  400d66:       f3 0f 10 4f 08          movss  0x8(%rdi),%xmm1
+  400d6b:       f3 0f 59 4e 08          mulss  0x8(%rsi),%xmm1
+  400d70:       f3 0f 58 c1             addss  %xmm1,%xmm0
+  400d74:       c3                      retq
+  
+*/
+
+extern "C" float vfdot(const VectorF& a, const VectorF& b)
+{
+   return a.dot(b);
+}
+
+/*
+  Baseline:
+
+  0000000000400d50 <vfdot>:
+  400d50:       f3 0f 10 07             movss  (%rdi),%xmm0
+  400d54:       f3 0f 10 4f 04          movss  0x4(%rdi),%xmm1
+  400d59:       f3 0f 59 06             mulss  (%rsi),%xmm0
+  400d5d:       f3 0f 59 4e 04          mulss  0x4(%rsi),%xmm1
+  400d62:       f3 0f 58 c1             addss  %xmm1,%xmm0
+  400d66:       f3 0f 10 4f 08          movss  0x8(%rdi),%xmm1
+  400d6b:       f3 0f 59 4e 08          mulss  0x8(%rsi),%xmm1
+  400d70:       f3 0f 58 c1             addss  %xmm1,%xmm0
+  400d74:       c3                      retq
+  
+*/
+
+extern "C" float vflen(const VectorF& a)
+{
+   return a.length();
+}
+
+/*
+  Baseline:
+
+  0000000000400e00 <vfnorm>:
+  400e00:       f3 0f 10 1f             movss  (%rdi),%xmm3
+  400e04:       f3 0f 10 57 04          movss  0x4(%rdi),%xmm2
+  400e09:       0f 28 c3                movaps %xmm3,%xmm0
+  400e0c:       0f 28 e2                movaps %xmm2,%xmm4
+  400e0f:       f3 0f 59 c3             mulss  %xmm3,%xmm0
+  400e13:       f3 0f 10 4f 08          movss  0x8(%rdi),%xmm1
+  400e18:       f3 0f 59 e2             mulss  %xmm2,%xmm4
+  400e1c:       f3 0f 58 c4             addss  %xmm4,%xmm0
+  400e20:       0f 28 e1                movaps %xmm1,%xmm4
+  400e23:       f3 0f 59 e1             mulss  %xmm1,%xmm4
+  400e27:       f3 0f 58 c4             addss  %xmm4,%xmm0
+  400e2b:       f3 0f 51 c0             sqrtss %xmm0,%xmm0
+  400e2f:       f3 0f 5e d8             divss  %xmm0,%xmm3
+  400e33:       f3 0f 5e d0             divss  %xmm0,%xmm2
+  400e37:       f3 0f 11 1f             movss  %xmm3,(%rdi)
+  400e3b:       f3 0f 5e c8             divss  %xmm0,%xmm1
+  400e3f:       f3 0f 11 57 04          movss  %xmm2,0x4(%rdi)
+  400e44:       f3 0f 11 4f 08          movss  %xmm1,0x8(%rdi)
+  400e49:       c3                      retq   
+*/
+
+extern "C" void vfnorm(VectorF& a)
+{
+   a.normalise();
+}
+
+/*
+  Baseline:
+
+  0000000000400d80 <vfeq>:
+  400d80:       f3 0f 10 0e             movss  (%rsi),%xmm1
+  400d84:       f3 0f 10 15 e4 02 00    movss  0x2e4(%rip),%xmm2        # 401070 <_IO_stdin_used+0x10>
+  400d8b:       00 
+  400d8c:       f3 0f 5c 0f             subss  (%rdi),%xmm1
+  400d90:       0f 54 ca                andps  %xmm2,%xmm1
+  400d93:       0f 2e c1                ucomiss %xmm1,%xmm0
+  400d96:       76 28                   jbe    400dc0 <vfeq+0x40>
+  400d98:       f3 0f 10 4e 04          movss  0x4(%rsi),%xmm1
+  400d9d:       f3 0f 5c 4f 04          subss  0x4(%rdi),%xmm1
+  400da2:       0f 54 ca                andps  %xmm2,%xmm1
+  400da5:       0f 2e c1                ucomiss %xmm1,%xmm0
+  400da8:       76 16                   jbe    400dc0 <vfeq+0x40>
+  400daa:       f3 0f 10 4e 08          movss  0x8(%rsi),%xmm1
+  400daf:       f3 0f 5c 4f 08          subss  0x8(%rdi),%xmm1
+  400db4:       0f 54 ca                andps  %xmm2,%xmm1
+  400db7:       0f 2e c1                ucomiss %xmm1,%xmm0
+  400dba:       0f 97 c0                seta   %al
+  400dbd:       c3                      retq   
+  400dbe:       66 90                   xchg   %ax,%ax
+  400dc0:       31 c0                   xor    %eax,%eax
+  400dc2:       c3                      retq
+*/
+
+extern "C" bool vfeq(const VectorF& a, const VectorF& b, float d)
+{
+   return a.approx_equal(b, d);
+}
+
 int main(int argc, char **argv)
 {
    VectorF a = make_vector(2.0f, 3.0f, 4.0f);
@@ -48,6 +174,12 @@ int main(int argc, char **argv)
    VectorF c = vfadd(a, b);
 
    cout << c << endl;
+
+   assert(!vfeq(a, b, 0.1f));
+   assert(vfeq(c, c, 0.1f));
+
+   vfnorm(a);
+   assert(vflen(a) > 0.999f && vflen(a) < 1.001f);
    
    return 0;
 }
-- 
2.39.2