Tests for all single-precision floating point load and store ops

macaw-ppc/tests/ppc/test-fp.c

@@ -2,15 +2,37 @@
 #include <stdio.h>
 
 void _start() {
-  float res [] = {0.0,0.0};
+  float res [] = {0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0};
   float a=45.4; // r9
-  float b=1.1;
+  float b=1.1;  // r10
+  float c=0.0;
   float *pointer = &res[0]; // r10
+  int idx1 = 4;
+  int idx2 = 0;
+  
+  /* TEST: Load/store single precision D-form */
+  asm ( " stfs    %0,0(%2)        \n"
+	" stfs    %1,4(%2)        \n"
+	" lfs     %1,0(%2)        \n"
+	" lfs     %0,4(%2)        \n"
+	" stfsu   %0,0(%2)        \n"
+	" stfsu   %1,4(%2)        \n"
+	" lfsu    %1,-4(%2)       \n"
+	" lfsu    %0,4(%2)        \n"
+	: "+r"(a), "+r"(b)
+	: "r"(pointer));
 
-  /* TEST: Load/store single precision */
-  asm ( " stfs    %1,0(%2)        \n"
-	: "=r"(b)
-	: "r"(a), "r"(pointer));
+  /* TEST: Load/store single precision X-form */
+  asm ( " stfsx   %0,%2,%3        \n"
+	" stfsx   %1,%2,%4        \n"
+	" lfsx    %1,%2,%3        \n"
+	" lfsx    %0,%2,%4        \n"
+	" stfsux   %0,%2,%3        \n"
+	" stfsux   %1,%2,%4        \n"
+	" lfsux    %1,%2,%3        \n"
+	" lfsux    %0,%2,%4        \n"
+	: "+r"(a), "+r"(b)
+	: "r"(pointer), "r"(idx1), "r"(idx2));
 
   EXIT();
 }

macaw-ppc/tests/ppc/test-fp.s

@@ -12,37 +12,84 @@ _start:
 	.type	_start, @function
 .L._start:
 	std 31,-8(1)
-	stdu 1,-96(1)
+	stdu 1,-144(1)
 	mr 31,1
-	xxlxor 0,0,0
-	stfs 0,64(31)
-	xxlxor 0,0,0
-	stfs 0,68(31)
+	xxlxor 32,32,32
+	li 9,80
+	stxvw4x 32,31,9
+	xxlxor 32,32,32
+	li 9,96
+	stxvw4x 32,31,9
 	addis 9,2,.LC0@toc@ha
 	addi 9,9,.LC0@toc@l
 	lfs 0,0(9)
 	stfs 0,48(31)
-	xxlxor 0,0,0
+	addis 9,2,.LC1@toc@ha
+	addi 9,9,.LC1@toc@l
+	lfs 0,0(9)
 	stfs 0,52(31)
-	addi 9,31,64
-	std 9,56(31)
-	lwz 9,48(31)
-	ld 10,56(31)
+	xxlxor 0,0,0
+	stfs 0,56(31)
+	addi 9,31,80
+	std 9,64(31)
+	li 9,4
+	stw 9,72(31)
+	li 9,0
+	stw 9,76(31)
+	ld 8,64(31)
+	lfs 12,48(31)
+	lfs 0,52(31)
+	stfs 12,112(31)
+	lwz 10,112(31)
+	stfs 0,112(31)
+	lwz 9,112(31)
 #APP
- # 10 "test-fp.c" 1
-	 stfs    9,0(10)        
+ # 14 "test-fp.c" 1
+	 stfs    10,0(8)        
+ stfs    9,4(8)        
+ lfs     9,0(8)        
+ lfs     10,4(8)        
+ stfsu   10,0(8)        
+ stfsu   9,4(8)        
+ lfsu    9,-4(8)       
+ lfsu    10,4(8)        
 
  # 0 "" 2
 #NO_APP
+	stw 10,48(31)
+	stw 9,52(31)
+	ld 8,64(31)
+	lwz 7,72(31)
+	lwz 6,76(31)
+	lfs 12,48(31)
+	lfs 0,52(31)
+	stfs 12,112(31)
+	lwz 10,112(31)
+	stfs 0,112(31)
+	lwz 9,112(31)
+#APP
+ # 26 "test-fp.c" 1
+	 stfsx   10,8,7        
+ stfsx   9,8,6        
+ lfsx    9,8,7        
+ lfsx    10,8,6        
+ stfsux   10,8,7        
+ stfsux   9,8,6        
+ lfsux    9,8,7        
+ lfsux    10,8,6        
+
+ # 0 "" 2
+#NO_APP
+	stw 10,48(31)
 	stw 9,52(31)
 #APP
- # 14 "test-fp.c" 1
+ # 37 "test-fp.c" 1
 	li 0,1
 sc
  # 0 "" 2
 #NO_APP
 	nop
-	addi 1,31,96
+	addi 1,31,144
 	ld 31,-8(1)
 	blr
 	.long 0
@@ -52,4 +99,7 @@ sc
 	.align 2
 .LC0:
 	.long	1110808986
+	.align 2
+.LC1:
+	.long	1066192077
 	.ident	"GCC: (Ubuntu/IBM 5.4.0-6ubuntu1~16.04.1) 5.4.0 20160609"

macaw-ppc/tests/ppc/test-fp.s.expected

@@ -1,3 +1,3 @@
-R { funcs = [(0x10000148, [(0x10000148, 84)])]
-  , ignoreBlocks = [0x1000019c]
+R { funcs = [(0x10000148, [(0x10000148, 252)])]
+  , ignoreBlocks = [0x10000244]
   }