aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/nwfpe/fpa11.c
diff options
context:
space:
mode:
authorJeff Garzik <jgarzik@pobox.com>2005-08-11 00:07:03 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-08-11 00:07:03 -0400
commitcd04b947bc674f8fc9cac38ec30497bae5d664ad (patch)
tree988b0b7ea08063e5499672346eb2f619f0629717 /arch/arm/nwfpe/fpa11.c
parentb3df9f813bc7b9db62ae0c90b8990b1cebf97345 (diff)
parentbc68552faad0e134eb22281343d5ae5a4873fa80 (diff)
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'arch/arm/nwfpe/fpa11.c')
-rw-r--r--arch/arm/nwfpe/fpa11.c30
1 files changed, 11 insertions, 19 deletions
diff --git a/arch/arm/nwfpe/fpa11.c b/arch/arm/nwfpe/fpa11.c
index bf61696865ec..7690f731ee87 100644
--- a/arch/arm/nwfpe/fpa11.c
+++ b/arch/arm/nwfpe/fpa11.c
@@ -51,48 +51,42 @@ static void resetFPA11(void)
51 fpa11->fpsr = FP_EMULATOR | BIT_AC; 51 fpa11->fpsr = FP_EMULATOR | BIT_AC;
52} 52}
53 53
54void SetRoundingMode(const unsigned int opcode) 54int8 SetRoundingMode(const unsigned int opcode)
55{ 55{
56 switch (opcode & MASK_ROUNDING_MODE) { 56 switch (opcode & MASK_ROUNDING_MODE) {
57 default: 57 default:
58 case ROUND_TO_NEAREST: 58 case ROUND_TO_NEAREST:
59 float_rounding_mode = float_round_nearest_even; 59 return float_round_nearest_even;
60 break;
61 60
62 case ROUND_TO_PLUS_INFINITY: 61 case ROUND_TO_PLUS_INFINITY:
63 float_rounding_mode = float_round_up; 62 return float_round_up;
64 break;
65 63
66 case ROUND_TO_MINUS_INFINITY: 64 case ROUND_TO_MINUS_INFINITY:
67 float_rounding_mode = float_round_down; 65 return float_round_down;
68 break;
69 66
70 case ROUND_TO_ZERO: 67 case ROUND_TO_ZERO:
71 float_rounding_mode = float_round_to_zero; 68 return float_round_to_zero;
72 break;
73 } 69 }
74} 70}
75 71
76void SetRoundingPrecision(const unsigned int opcode) 72int8 SetRoundingPrecision(const unsigned int opcode)
77{ 73{
78#ifdef CONFIG_FPE_NWFPE_XP 74#ifdef CONFIG_FPE_NWFPE_XP
79 switch (opcode & MASK_ROUNDING_PRECISION) { 75 switch (opcode & MASK_ROUNDING_PRECISION) {
80 case ROUND_SINGLE: 76 case ROUND_SINGLE:
81 floatx80_rounding_precision = 32; 77 return 32;
82 break;
83 78
84 case ROUND_DOUBLE: 79 case ROUND_DOUBLE:
85 floatx80_rounding_precision = 64; 80 return 64;
86 break;
87 81
88 case ROUND_EXTENDED: 82 case ROUND_EXTENDED:
89 floatx80_rounding_precision = 80; 83 return 80;
90 break;
91 84
92 default: 85 default:
93 floatx80_rounding_precision = 80; 86 return 80;
94 } 87 }
95#endif 88#endif
89 return 80;
96} 90}
97 91
98void nwfpe_init_fpa(union fp_state *fp) 92void nwfpe_init_fpa(union fp_state *fp)
@@ -103,8 +97,6 @@ void nwfpe_init_fpa(union fp_state *fp)
103#endif 97#endif
104 memset(fpa11, 0, sizeof(FPA11)); 98 memset(fpa11, 0, sizeof(FPA11));
105 resetFPA11(); 99 resetFPA11();
106 SetRoundingMode(ROUND_TO_NEAREST);
107 SetRoundingPrecision(ROUND_EXTENDED);
108 fpa11->initflag = 1; 100 fpa11->initflag = 1;
109} 101}
110 102