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# Number of different compile flags for this arch.
proc arch_compile_flags {} {
switch -regexp $::tcl_platform(machine) {
{^(x86_64|ppc64|s390x)$} { return 2 }
default { return 1}
}
}
# Additional compile flag to use for with target_compile.
# Given INDEX starts at zero and should be smaller than the number
# returned by arch_compile_flags.
proc arch_compile_flag { INDEX } {
if { [arch_compile_flags] == 1 } {
return ""
}
switch $INDEX {
0 {
return "additional_flags=-m64"
}
1 {
switch -regexp $::tcl_platform(machine) {
{^s390x$} { return "additional_flags=-m31" }
default { return "additional_flags=-m32" }
}
}
}
}
# Name of compile flag to use in generated files or user/test messages.
# Given INDEX starts at zero and should be smaller than the number
# returned by arch_compile_flags.
proc arch_compile_flag_name { INDEX } {
if { [arch_compile_flags] == 1 } {
switch -regexp $::tcl_platform(machine) {
{^(ia64|aarch64)$} { return "m64" }
{^s390$} { return "m31" }
default { return "m32" }
}
}
switch $INDEX {
0 {
return "m64"
}
1 {
switch -regexp $::tcl_platform(machine) {
{^s390x$} { return "m31" }
default { return "m32" }
}
}
}
}
# Number of bits for compile flag for use in generated files or
# user/test messages.
#
# Given INDEX starts at zero and should be smaller than the number
# returned by arch_compile_flags.
proc arch_compile_flag_bits { INDEX } {
# Notice that even though s390/s390x is 31 bits, we'll call it 32.
if { [arch_compile_flags] == 1 } {
switch -regexp $::tcl_platform(machine) {
{^(ia64|aarch64)$} { return 64 }
default { return 32 }
}
}
switch $INDEX {
0 { return 64 }
1 { return 32 }
}
}
# Number of different combinations of compile flags.
proc all_compile_flags {} {
# There are 3 sets of flags for each architecture.
return [expr 3 * [arch_compile_flags]]
}
# Is INDEX a native (i.e. non-multiarch) configuration?
proc all_compile_flag_native_p { INDEX } {
set arch_index [expr $INDEX % [arch_compile_flags]]
if { $arch_index == 0 } {
return 1
}
return 0
}
# Is INDEX a configuration with optimization turned on?
proc all_compile_flag_optimized_p { INDEX } {
return [expr (($INDEX / 2) % 3) > 0]
}
# Additional compile flag to use for with target_compile.
# Given INDEX starts at zero and should be smaller than the number
# returned by all_compile_flags.
proc all_compile_flag { INDEX } {
set opt_flags [list "" "additional_flags=-O" "additional_flags=-O2" ]
set arch_index [expr $INDEX % [arch_compile_flags]]
set opt_flag [lindex $opt_flags [expr ($INDEX / 2) % 3]]
return "[arch_compile_flag $arch_index] $opt_flag"
}
# Name of compile flag to use in generated files or user/test messages.
# Given INDEX starts at zero and should be smaller than the number
# returned by arch_compile_flags.
proc all_compile_flag_name { INDEX } {
set opt_names [list "" "-O" "-O2" ]
set arch_index [expr $INDEX % [arch_compile_flags]]
set opt_name [lindex $opt_names [expr ($INDEX / 2) % 3]]
return "[arch_compile_flag_name $arch_index]$opt_name"
}
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