From: Matt Turner Date: Sun, 4 Aug 2013 21:01:30 +0000 (-0700) Subject: glsl: Add heuristics to print floating-point numbers better. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1ecfdba98a346c8bb05ad9403e3a6412574215f4;p=mesa.git glsl: Add heuristics to print floating-point numbers better. v2: Fix *.expected files to match. Reviewed-by: Paul Berry --- diff --git a/src/glsl/ir_print_visitor.cpp b/src/glsl/ir_print_visitor.cpp index 541231a33c1..b5183108d6b 100644 --- a/src/glsl/ir_print_visitor.cpp +++ b/src/glsl/ir_print_visitor.cpp @@ -406,7 +406,17 @@ void ir_print_visitor::visit(ir_constant *ir) switch (ir->type->base_type) { case GLSL_TYPE_UINT: printf("%u", ir->value.u[i]); break; case GLSL_TYPE_INT: printf("%d", ir->value.i[i]); break; - case GLSL_TYPE_FLOAT: printf("%f", ir->value.f[i]); break; + case GLSL_TYPE_FLOAT: + if (ir->value.f[i] == 0.0f) + /* 0.0 == -0.0, so print with %f to get the proper sign. */ + printf("%.1f", ir->value.f[i]); + else if (abs(ir->value.f[i]) < 0.000001f) + printf("%a", ir->value.f[i]); + else if (abs(ir->value.f[i]) > 1000000.0f) + printf("%e", ir->value.f[i]); + else + printf("%f", ir->value.f[i]); + break; case GLSL_TYPE_BOOL: printf("%d", ir->value.b[i]); break; default: assert(0); } diff --git a/src/glsl/tests/lower_jumps/lower_breaks_2.opt_test.expected b/src/glsl/tests/lower_jumps/lower_breaks_2.opt_test.expected index a4cb2d6a125..3771efc7511 100644 --- a/src/glsl/tests/lower_jumps/lower_breaks_2.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_breaks_2.opt_test.expected @@ -3,5 +3,5 @@ (signature void (parameters) ((loop () () () () ((assign (x) (var_ref a) (constant float (1.000000))) - (if (expression bool > (var_ref b) (constant float (0.000000))) (break) + (if (expression bool > (var_ref b) (constant float (0.0))) (break) ()))))))) diff --git a/src/glsl/tests/lower_jumps/lower_breaks_3.opt_test.expected b/src/glsl/tests/lower_jumps/lower_breaks_3.opt_test.expected index 325f7b49a5d..afae5e7c77b 100644 --- a/src/glsl/tests/lower_jumps/lower_breaks_3.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_breaks_3.opt_test.expected @@ -3,6 +3,6 @@ (signature void (parameters) ((loop () () () () ((assign (x) (var_ref a) (constant float (1.000000))) - (if (expression bool > (var_ref b) (constant float (0.000000))) + (if (expression bool > (var_ref b) (constant float (0.0))) ((assign (x) (var_ref c) (constant float (1.000000))) break) ()))))))) diff --git a/src/glsl/tests/lower_jumps/lower_breaks_4.opt_test.expected b/src/glsl/tests/lower_jumps/lower_breaks_4.opt_test.expected index a7735457cb8..588a3f66a53 100644 --- a/src/glsl/tests/lower_jumps/lower_breaks_4.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_breaks_4.opt_test.expected @@ -3,5 +3,5 @@ (signature void (parameters) ((loop () () () () ((assign (x) (var_ref a) (constant float (1.000000))) - (if (expression bool > (var_ref b) (constant float (0.000000))) () + (if (expression bool > (var_ref b) (constant float (0.0))) () (break)))))))) diff --git a/src/glsl/tests/lower_jumps/lower_breaks_5.opt_test.expected b/src/glsl/tests/lower_jumps/lower_breaks_5.opt_test.expected index 0dd4a529383..da2d1a2c820 100644 --- a/src/glsl/tests/lower_jumps/lower_breaks_5.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_breaks_5.opt_test.expected @@ -3,5 +3,5 @@ (signature void (parameters) ((loop () () () () ((assign (x) (var_ref a) (constant float (1.000000))) - (if (expression bool > (var_ref b) (constant float (0.000000))) () + (if (expression bool > (var_ref b) (constant float (0.0))) () ((assign (x) (var_ref c) (constant float (1.000000))) break)))))))) diff --git a/src/glsl/tests/lower_jumps/lower_breaks_6.opt_test.expected b/src/glsl/tests/lower_jumps/lower_breaks_6.opt_test.expected index 8222328e00c..9adf8655f23 100644 --- a/src/glsl/tests/lower_jumps/lower_breaks_6.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_breaks_6.opt_test.expected @@ -8,15 +8,15 @@ (loop () () () () ((declare (temporary) bool execute_flag) (assign (x) (var_ref execute_flag) (constant bool (1))) - (if (expression bool > (var_ref a) (constant float (0.000000))) - ((if (expression bool > (var_ref ba) (constant float (0.000000))) - ((if (expression bool > (var_ref bb) (constant float (0.000000))) + (if (expression bool > (var_ref a) (constant float (0.0))) + ((if (expression bool > (var_ref ba) (constant float (0.0))) + ((if (expression bool > (var_ref bb) (constant float (0.0))) ((assign (x) (var_ref execute_flag) (constant bool (0)))) ())) ()) (if (var_ref execute_flag) - ((if (expression bool > (var_ref ca) (constant float (0.000000))) - ((if (expression bool > (var_ref cb) (constant float (0.000000))) + ((if (expression bool > (var_ref ca) (constant float (0.0))) + ((if (expression bool > (var_ref cb) (constant float (0.0))) ((assign (x) (var_ref break_flag) (constant bool (1))) (assign (x) (var_ref execute_flag) (constant bool (0)))) ())) diff --git a/src/glsl/tests/lower_jumps/lower_guarded_conditional_break.opt_test.expected b/src/glsl/tests/lower_jumps/lower_guarded_conditional_break.opt_test.expected index 7c6e73f77f8..a69e2b791a6 100644 --- a/src/glsl/tests/lower_jumps/lower_guarded_conditional_break.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_guarded_conditional_break.opt_test.expected @@ -6,13 +6,13 @@ (loop () () () () ((declare (temporary) bool execute_flag) (assign (x) (var_ref execute_flag) (constant bool (1))) - (if (expression bool > (var_ref aa) (constant float (0.000000))) - ((if (expression bool > (var_ref ab) (constant float (0.000000))) + (if (expression bool > (var_ref aa) (constant float (0.0))) + ((if (expression bool > (var_ref ab) (constant float (0.0))) ((assign (x) (var_ref execute_flag) (constant bool (0)))) ())) ()) (if (var_ref execute_flag) - ((if (expression bool > (var_ref b) (constant float (0.000000))) + ((if (expression bool > (var_ref b) (constant float (0.0))) ((assign (x) (var_ref break_flag) (constant bool (1))) (assign (x) (var_ref execute_flag) (constant bool (0)))) ())) diff --git a/src/glsl/tests/lower_jumps/lower_pulled_out_jump.opt_test.expected b/src/glsl/tests/lower_jumps/lower_pulled_out_jump.opt_test.expected index bf45c2c93b6..b921d307ff6 100644 --- a/src/glsl/tests/lower_jumps/lower_pulled_out_jump.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_pulled_out_jump.opt_test.expected @@ -7,16 +7,16 @@ (assign (x) (var_ref execute_flag) (constant bool (1))) (declare (temporary) bool return_flag) (assign (x) (var_ref return_flag) (constant bool (0))) - (if (expression bool > (var_ref aa) (constant float (0.000000))) - ((if (expression bool > (var_ref ab) (constant float (0.000000))) + (if (expression bool > (var_ref aa) (constant float (0.0))) + ((if (expression bool > (var_ref ab) (constant float (0.0))) ((assign (x) (var_ref return_flag) (constant bool (1))) (assign (x) (var_ref execute_flag) (constant bool (0)))) ())) ()) (if (var_ref execute_flag) ((loop () () () () - ((if (expression bool > (var_ref b) (constant float (0.000000))) - ((if (expression bool > (var_ref c) (constant float (0.000000))) () + ((if (expression bool > (var_ref b) (constant float (0.0))) + ((if (expression bool > (var_ref c) (constant float (0.0))) () (continue))) ((assign (x) (var_ref return_flag) (constant bool (1))))) break)) diff --git a/src/glsl/tests/lower_jumps/lower_returns_3.opt_test.expected b/src/glsl/tests/lower_jumps/lower_returns_3.opt_test.expected index d4835e96b7c..5b62bbcde99 100644 --- a/src/glsl/tests/lower_jumps/lower_returns_3.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_returns_3.opt_test.expected @@ -6,8 +6,8 @@ (declare (temporary) float return_value) (declare (temporary) bool return_flag) (assign (x) (var_ref return_flag) (constant bool (0))) - (if (expression bool > (var_ref a) (constant float (0.000000))) - ((if (expression bool > (var_ref b) (constant float (0.000000))) + (if (expression bool > (var_ref a) (constant float (0.0))) + ((if (expression bool > (var_ref b) (constant float (0.0))) ((assign (x) (var_ref return_value) (constant float (1.000000))) (assign (x) (var_ref return_flag) (constant bool (1))) (assign (x) (var_ref execute_flag) (constant bool (0)))) diff --git a/src/glsl/tests/lower_jumps/lower_returns_4.opt_test.expected b/src/glsl/tests/lower_jumps/lower_returns_4.opt_test.expected index b551a066f43..07c6842d20c 100644 --- a/src/glsl/tests/lower_jumps/lower_returns_4.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_returns_4.opt_test.expected @@ -6,7 +6,7 @@ (declare (temporary) float return_value) (declare (temporary) bool return_flag) (assign (x) (var_ref return_flag) (constant bool (0))) - (if (expression bool > (var_ref a) (constant float (0.000000))) + (if (expression bool > (var_ref a) (constant float (0.0))) ((assign (x) (var_ref return_value) (constant float (1.000000))) (assign (x) (var_ref return_flag) (constant bool (1))) (assign (x) (var_ref execute_flag) (constant bool (0)))) diff --git a/src/glsl/tests/lower_jumps/lower_returns_main_false.opt_test.expected b/src/glsl/tests/lower_jumps/lower_returns_main_false.opt_test.expected index e8b36f14478..7e3fe314f96 100644 --- a/src/glsl/tests/lower_jumps/lower_returns_main_false.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_returns_main_false.opt_test.expected @@ -1,8 +1,8 @@ ((declare (in) float a) (declare (in) float b) (function main (signature void (parameters) - ((if (expression bool > (var_ref a) (constant float (0.000000))) - ((if (expression bool > (var_ref b) (constant float (0.000000))) + ((if (expression bool > (var_ref a) (constant float (0.0))) + ((if (expression bool > (var_ref b) (constant float (0.0))) ((return)) ())) ()))))) diff --git a/src/glsl/tests/lower_jumps/lower_returns_main_true.opt_test.expected b/src/glsl/tests/lower_jumps/lower_returns_main_true.opt_test.expected index e15a97d1db2..b47f5a433de 100644 --- a/src/glsl/tests/lower_jumps/lower_returns_main_true.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_returns_main_true.opt_test.expected @@ -5,8 +5,8 @@ (assign (x) (var_ref execute_flag) (constant bool (1))) (declare (temporary) bool return_flag) (assign (x) (var_ref return_flag) (constant bool (0))) - (if (expression bool > (var_ref a) (constant float (0.000000))) - ((if (expression bool > (var_ref b) (constant float (0.000000))) + (if (expression bool > (var_ref a) (constant float (0.0))) + ((if (expression bool > (var_ref b) (constant float (0.0))) ((assign (x) (var_ref return_flag) (constant bool (1))) (assign (x) (var_ref execute_flag) (constant bool (0)))) ())) diff --git a/src/glsl/tests/lower_jumps/lower_returns_sub_false.opt_test.expected b/src/glsl/tests/lower_jumps/lower_returns_sub_false.opt_test.expected index 07db6e708f4..7424968b248 100644 --- a/src/glsl/tests/lower_jumps/lower_returns_sub_false.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_returns_sub_false.opt_test.expected @@ -1,8 +1,8 @@ ((declare (in) float a) (declare (in) float b) (function sub (signature void (parameters) - ((if (expression bool > (var_ref a) (constant float (0.000000))) - ((if (expression bool > (var_ref b) (constant float (0.000000))) + ((if (expression bool > (var_ref a) (constant float (0.0))) + ((if (expression bool > (var_ref b) (constant float (0.0))) ((return)) ())) ()))))) diff --git a/src/glsl/tests/lower_jumps/lower_returns_sub_true.opt_test.expected b/src/glsl/tests/lower_jumps/lower_returns_sub_true.opt_test.expected index 31109802351..1a3eae5da76 100644 --- a/src/glsl/tests/lower_jumps/lower_returns_sub_true.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_returns_sub_true.opt_test.expected @@ -5,8 +5,8 @@ (assign (x) (var_ref execute_flag) (constant bool (1))) (declare (temporary) bool return_flag) (assign (x) (var_ref return_flag) (constant bool (0))) - (if (expression bool > (var_ref a) (constant float (0.000000))) - ((if (expression bool > (var_ref b) (constant float (0.000000))) + (if (expression bool > (var_ref a) (constant float (0.0))) + ((if (expression bool > (var_ref b) (constant float (0.0))) ((assign (x) (var_ref return_flag) (constant bool (1))) (assign (x) (var_ref execute_flag) (constant bool (0)))) ())) diff --git a/src/glsl/tests/lower_jumps/lower_unified_returns.opt_test.expected b/src/glsl/tests/lower_jumps/lower_unified_returns.opt_test.expected index 271cd3b462e..c0b51e1baaa 100644 --- a/src/glsl/tests/lower_jumps/lower_unified_returns.opt_test.expected +++ b/src/glsl/tests/lower_jumps/lower_unified_returns.opt_test.expected @@ -6,15 +6,15 @@ (assign (x) (var_ref execute_flag) (constant bool (1))) (declare (temporary) bool return_flag) (assign (x) (var_ref return_flag) (constant bool (0))) - (if (expression bool > (var_ref aa) (constant float (0.000000))) - ((if (expression bool > (var_ref ab) (constant float (0.000000))) + (if (expression bool > (var_ref aa) (constant float (0.0))) + ((if (expression bool > (var_ref ab) (constant float (0.0))) ((assign (x) (var_ref return_flag) (constant bool (1))) (assign (x) (var_ref execute_flag) (constant bool (0)))) ())) ()) (if (var_ref execute_flag) - ((if (expression bool > (var_ref b) (constant float (0.000000))) - ((if (expression bool > (var_ref c) (constant float (0.000000))) () ()) + ((if (expression bool > (var_ref b) (constant float (0.0))) + ((if (expression bool > (var_ref c) (constant float (0.0))) () ()) (assign (x) (var_ref return_flag) (constant bool (1))) (assign (x) (var_ref execute_flag) (constant bool (0)))) ()))