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[PowerPC] Fix the VSX v2f64 return register

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v2f64 values, like other 128-bit values, are returned under VSX in register
vs34 (Altivec register v2).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204543 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Hal Finkel 2014-03-22 18:24:43 +00:00
parent f20a2199de
commit 0d277ab1ba
2 changed files with 5 additions and 7 deletions
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8
lib/Target/PowerPC/PPCCallingConv.td
View File

@ -36,7 +36,7 @@ def RetCC_PPC : CallingConv<[
CCIfType<[f64], CCAssignToReg<[F1, F2, F3, F4]>>,
// Vector types are always returned in V2.
CCIfType<[v16i8, v8i16, v4i32, v4f32], CCAssignToReg<[V2]>>
CCIfType<[v16i8, v8i16, v4i32, v4f32, v2f64], CCAssignToReg<[V2]>>
]>;
@ -70,7 +70,7 @@ def RetCC_PPC64_ELF_FIS : CallingConv<[
CCIfType<[i128], CCAssignToReg<[X3, X4, X5, X6]>>,
CCIfType<[f32], CCAssignToReg<[F1, F2]>>,
CCIfType<[f64], CCAssignToReg<[F1, F2, F3, F4]>>,
CCIfType<[v16i8, v8i16, v4i32, v4f32], CCAssignToReg<[V2]>>
CCIfType<[v16i8, v8i16, v4i32, v4f32, v2f64], CCAssignToReg<[V2]>>
]>;
//===----------------------------------------------------------------------===//
@ -104,7 +104,7 @@ def CC_PPC32_SVR4_Common : CallingConv<[
CCIfType<[f32,f64], CCAssignToStack<8, 8>>,
// Vectors get 16-byte stack slots that are 16-byte aligned.
CCIfType<[v16i8, v8i16, v4i32, v4f32], CCAssignToStack<16, 16>>
CCIfType<[v16i8, v8i16, v4i32, v4f32, v2f64], CCAssignToStack<16, 16>>
]>;
// This calling convention puts vector arguments always on the stack. It is used
@ -118,7 +118,7 @@ def CC_PPC32_SVR4_VarArg : CallingConv<[
// put vector arguments in vector registers before putting them on the stack.
def CC_PPC32_SVR4 : CallingConv<[
// The first 12 Vector arguments are passed in AltiVec registers.
CCIfType<[v16i8, v8i16, v4i32, v4f32],
CCIfType<[v16i8, v8i16, v4i32, v4f32, v2f64],
CCAssignToReg<[V2, V3, V4, V5, V6, V7, V8, V9, V10, V11, V12, V13]>>,
CCDelegateTo<CC_PPC32_SVR4_Common>

4
test/CodeGen/PowerPC/vsx.ll
View File

@ -37,10 +37,8 @@ entry:
%v = fadd <2 x double> %a, %b
ret <2 x double> %v
; FIXME: Check that the ABI for the return value is correct here!
; CHECK-LABEL: @test4
; CHECK: xvadddp {{[0-9]+}}, 34, 35
; CHECK: xvadddp 34, 34, 35
; CHECK: blr
}