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| author | Kalle Raiskila <kalle.raiskila@nokia.com> | 2010-08-18 09:50:30 +0000 |
|---|---|---|
| committer | Kalle Raiskila <kalle.raiskila@nokia.com> | 2010-08-18 09:50:30 +0000 |
| commit | 44ff5f5435c60558b47d975655385f15b0dee01c (patch) | |
| tree | 0d66f12f430d43e74a3538941756ed33bc241f7e /lib | |
| parent | 285d06ca93467f325c99f875a9dd91c9bce62ff5 (diff) | |
Change SPU C calling convention to match that described in
"SPU Application Binary Interface Specification, v1.9" by
IBM.
Specifically: use r3-r74 to pass parameters and the return value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111358 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/CellSPU/SPUCallingConv.td | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/lib/Target/CellSPU/SPUCallingConv.td b/lib/Target/CellSPU/SPUCallingConv.td index aedc0a5fab..dcd9a2e62e 100644 --- a/lib/Target/CellSPU/SPUCallingConv.td +++ b/lib/Target/CellSPU/SPUCallingConv.td @@ -19,16 +19,18 @@ class CCIfSubtarget<string F, CCAction A> // Return Value Calling Convention //===----------------------------------------------------------------------===// -// Return-value convention for Cell SPU: Everything can be passed back via $3: +// Return-value convention for Cell SPU: return value to be passed in reg 3-74 def RetCC_SPU : CallingConv<[ - CCIfType<[i8], CCAssignToReg<[R3]>>, - CCIfType<[i16], CCAssignToReg<[R3]>>, - CCIfType<[i32], CCAssignToReg<[R3]>>, - CCIfType<[i64], CCAssignToReg<[R3]>>, - CCIfType<[i128], CCAssignToReg<[R3]>>, - CCIfType<[f32, f64], CCAssignToReg<[R3]>>, - CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToReg<[R3]>>, - CCIfType<[v2i32, v2f32], CCAssignToReg<[R3]>> + CCIfType<[i8,i16,i32,i64,i128,f32,f64,v16i8,v8i16,v4i32,v2i64,v4f32,v2f64, + v2i32, v2f32], + CCAssignToReg<[R3, R4, R5, R6, R7, R8, R9, R10, R11, + R12, R13, R14, R15, R16, R17, R18, R19, R20, + R21, R22, R23, R24, R25, R26, R27, R28, R29, + R30, R31, R32, R33, R34, R35, R36, R37, R38, + R39, R40, R41, R42, R43, R44, R45, R46, R47, + R48, R49, R50, R51, R52, R53, R54, R55, R56, + R57, R58, R59, R60, R61, R62, R63, R64, R65, + R66, R67, R68, R69, R70, R71, R72, R73, R74]>> ]>; @@ -45,8 +47,7 @@ def CCC_SPU : CallingConv<[ R39, R40, R41, R42, R43, R44, R45, R46, R47, R48, R49, R50, R51, R52, R53, R54, R55, R56, R57, R58, R59, R60, R61, R62, R63, R64, R65, - R66, R67, R68, R69, R70, R71, R72, R73, R74, - R75, R76, R77, R78, R79]>>, + R66, R67, R68, R69, R70, R71, R72, R73, R74]>>, // Integer/FP values get stored in stack slots that are 8 bytes in size and // 8-byte aligned if there are no more registers to hold them. CCIfType<[i32, i64, f32, f64], CCAssignToStack<8, 8>>, |