[cfe-commits] Please Review: PATCH: Floating point support for Hexagon V5 architecture.
Sirish Pande
spande at codeaurora.org
Wed May 9 13:25:58 PDT 2012
As suggested, I have separated a big CFE patch into intrinsics and
non-intrinsics. This is the non-intrinsics (interesting) patch for
floating point support for Hexagon V5 architecture.
Please review.
Sirish
--
Qualcomm Innovation Center, Inc is a member of Code Aurora Forum
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diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index 1868a70..62b8d3a 100644
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -37,6 +37,7 @@ def i_Group : OptionGroup<"<i group>">, Group<CompileOnly_Group>;
def clang_i_Group : OptionGroup<"<clang i group>">, Group<i_Group>;
def m_Group : OptionGroup<"<m group>">, Group<CompileOnly_Group>;
def m_x86_Features_Group : OptionGroup<"<m x86 features group>">, Group<m_Group>;
+def m_hexagon_Features_Group : OptionGroup<"<m hexagon features group>">, Group<m_Group>;
def u_Group : OptionGroup<"<u group>">;
def pedantic_Group : OptionGroup<"<pedantic group>">,
@@ -1098,6 +1099,7 @@ def _warn_ : Joined<"--warn-">, Alias<W_Joined>;
def _write_dependencies : Flag<"--write-dependencies">, Alias<MD>;
def _write_user_dependencies : Flag<"--write-user-dependencies">, Alias<MMD>;
def _ : Joined<"--">, Flags<[Unsupported]>;
+def mieee_rnd_near : Flag<"-mieee-rnd-near">, Group<m_hexagon_Features_Group>;
// Special internal option to handle -Xlinker --no-demangle.
def Z_Xlinker__no_demangle : Flag<"-Z-Xlinker-no-demangle">,
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index e9094ba..045229e 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -3015,8 +3015,8 @@ public:
HexagonTargetInfo(const std::string& triple) : TargetInfo(triple) {
BigEndian = false;
DescriptionString = ("e-p:32:32:32-"
- "i64:64:64-i32:32:32-"
- "i16:16:16-i1:32:32-a:0:0");
+ "i64:64:64-i32:32:32-i16:16:16-i1:32:32"
+ "f64:64:64-f32:32:32-a0:0-n32");
// {} in inline assembly are packet specifiers, not assembly variant
// specifiers.
@@ -3057,6 +3057,7 @@ public:
.Case("hexagonv2", "2")
.Case("hexagonv3", "3")
.Case("hexagonv4", "4")
+ .Case("hexagonv5", "5")
.Default(0);
}
@@ -3111,6 +3112,14 @@ void HexagonTargetInfo::getTargetDefines(const LangOptions &Opts,
Builder.defineMacro("__QDSP6_ARCH__", "4");
}
}
+ else if(CPU == "hexagonv5") {
+ Builder.defineMacro("__HEXAGON_V5__");
+ Builder.defineMacro("__HEXAGON_ARCH__", "5");
+ if(Opts.HexagonQdsp6Compat) {
+ Builder.defineMacro("__QDSP6_V5__");
+ Builder.defineMacro("__QDSP6_ARCH__", "5");
+ }
+ }
}
const char * const HexagonTargetInfo::GCCRegNames[] = {
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 1ccba75..5dcaaec 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1088,7 +1088,7 @@ void Clang::AddHexagonTargetArgs(const ArgList &Args,
CmdArgs.push_back("-fno-signed-char");
CmdArgs.push_back("-nobuiltininc");
- if (Args.hasArg(options::OPT_mqdsp6_compat))
+ if (Args.hasArg(options::OPT_mqdsp6_compat))
CmdArgs.push_back("-mqdsp6-compat");
if (Arg *A = Args.getLastArg(options::OPT_G,
@@ -1100,6 +1100,12 @@ void Clang::AddHexagonTargetArgs(const ArgList &Args,
A->claim();
}
+ if (!Args.hasArg(options::OPT_fno_short_enums))
+ CmdArgs.push_back("-fshort-enums");
+ if (Args.getLastArg(options::OPT_mieee_rnd_near)) {
+ CmdArgs.push_back ("-mllvm");
+ CmdArgs.push_back ("-enable-hexagon-ieee-rnd-near");
+ }
CmdArgs.push_back ("-mllvm");
CmdArgs.push_back ("-machine-sink-split=0");
}
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