Add missing double tests from riscv-tests

test/riscv-tests/fclassd.s

@@ -0,0 +1,119 @@
+.text
+
+
+  #-------------------------------------------------------------
+  # Arithmetic tests
+  #-------------------------------------------------------------
+
+  test_2: la a0, test_2_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 1
+ li gp, 2
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_2_data: .word 0, 0xfff00000
+ .text
+  test_3: la a0, test_3_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 2
+ li gp, 3
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_3_data: .word 0, 0xbff00000
+ .text
+  test_4: la a0, test_4_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 4
+ li gp, 4
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_4_data: .word -1, 0x800fffff
+ .text
+  test_5: la a0, test_5_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 8
+ li gp, 5
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_5_data: .word 0, 0x80000000
+ .text
+  test_6: la a0, test_6_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 16
+ li gp, 6
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_6_data: .word 0,0
+ .text
+  test_7: la a0, test_7_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 32
+ li gp, 7
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_7_data: .word -1, 0x000fffff
+ .text
+  test_8: la a0, test_8_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 64
+ li gp, 8
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_8_data: .word 0, 0x3ff00000
+ .text
+  test_9: la a0, test_9_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 128
+ li gp, 9
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_9_data: .word 0, 0x7ff00000
+ .text
+  test_10: la a0, test_10_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 256
+ li gp, 10
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_10_data: .word 1, 0x7ff00000
+ .text
+  test_11: la a0, test_11_data 
+ fld fa0, 0(a0)
+ fclass.d a0, fa0
+ li x29, 512
+ li gp, 11
+ bne a0, x29, fail
+  .data
+ .align 3
+ test_11_data: .word 0, 0x7ff80000
+ .text
+
+	j success
+fail:
+	li a0, 0
+	li a7, 93 
+	ecall
+
+success:
+	li a0, 42 
+	li a7, 93
+	ecall
+