First round of ppc long double. call/return and

basic arithmetic works.
Rename RTLIB long double functions to distinguish
different flavors of long double; the lib functions
have different names, alas.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42644 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2007-10-05 20:04:43 +00:00
parent b952d1f5be
commit 161e897b0f
7 changed files with 240 additions and 42 deletions

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@ -18,9 +18,8 @@
namespace llvm {
namespace RTLIB {
/// RTLIB::Libcall enum - This enum defines all of the runtime library calls
/// the backend can emit. "LD" is used for all long double types, since
/// these functions will have the same interface on different targets even
/// though the data is not in the same format.
/// the backend can emit. The various long double types cannot be merged,
/// because 80-bit library functions use "xf" and 128-bit use "tf".
///
enum Libcall {
// Integer
@ -46,22 +45,29 @@ namespace RTLIB {
// FLOATING POINT
ADD_F32,
ADD_F64,
ADD_PPCF128,
SUB_F32,
SUB_F64,
SUB_PPCF128,
MUL_F32,
MUL_F64,
MUL_PPCF128,
DIV_F32,
DIV_F64,
DIV_PPCF128,
REM_F32,
REM_F64,
REM_PPCF128,
NEG_F32,
NEG_F64,
POWI_F32,
POWI_F64,
POWI_LD,
POWI_F80,
POWI_PPCF128,
SQRT_F32,
SQRT_F64,
SQRT_LD,
SQRT_F80,
SQRT_PPCF128,
SIN_F32,
SIN_F64,
COS_F32,
@ -74,18 +80,21 @@ namespace RTLIB {
FPTOSINT_F32_I64,
FPTOSINT_F64_I32,
FPTOSINT_F64_I64,
FPTOSINT_LD_I64,
FPTOSINT_F80_I64,
FPTOSINT_PPCF128_I64,
FPTOUINT_F32_I32,
FPTOUINT_F32_I64,
FPTOUINT_F64_I32,
FPTOUINT_F64_I64,
FPTOUINT_LD_I32,
FPTOUINT_LD_I64,
FPTOUINT_F80_I32,
FPTOUINT_F80_I64,
FPTOUINT_PPCF128_I64,
SINTTOFP_I32_F32,
SINTTOFP_I32_F64,
SINTTOFP_I64_F32,
SINTTOFP_I64_F64,
SINTTOFP_I64_LD,
SINTTOFP_I64_F80,
SINTTOFP_I64_PPCF128,
UINTTOFP_I32_F32,
UINTTOFP_I32_F64,
UINTTOFP_I64_F32,

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@ -3055,7 +3055,10 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
switch(Node->getOpcode()) {
case ISD::FSQRT:
LC = VT == MVT::f32 ? RTLIB::SQRT_F32 :
VT == MVT::f64 ? RTLIB::SQRT_F64 : RTLIB::SQRT_LD;
VT == MVT::f64 ? RTLIB::SQRT_F64 :
VT == MVT::f80 ? RTLIB::SQRT_F80 :
VT == MVT::ppcf128 ? RTLIB::SQRT_PPCF128 :
RTLIB::UNKNOWN_LIBCALL;
break;
case ISD::FSIN:
LC = VT == MVT::f32 ? RTLIB::SIN_F32 : RTLIB::SIN_F64;
@ -3079,7 +3082,9 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
RTLIB::Libcall LC =
Node->getValueType(0) == MVT::f32 ? RTLIB::POWI_F32 :
Node->getValueType(0) == MVT::f64 ? RTLIB::POWI_F64 :
RTLIB::POWI_LD;
Node->getValueType(0) == MVT::f80 ? RTLIB::POWI_F80 :
Node->getValueType(0) == MVT::ppcf128 ? RTLIB::POWI_PPCF128 :
RTLIB::UNKNOWN_LIBCALL;
SDOperand Dummy;
Result = ExpandLibCall(TLI.getLibcallName(LC), Node,
false/*sign irrelevant*/, Dummy);
@ -3261,9 +3266,13 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
else if (OVT == MVT::f64)
LC = (VT == MVT::i32)
? RTLIB::FPTOSINT_F64_I32 : RTLIB::FPTOSINT_F64_I64;
else if (OVT == MVT::f80 || OVT == MVT::f128 || OVT == MVT::ppcf128) {
else if (OVT == MVT::f80) {
assert(VT == MVT::i64);
LC = RTLIB::FPTOSINT_LD_I64;
LC = RTLIB::FPTOSINT_F80_I64;
}
else if (OVT == MVT::ppcf128) {
assert(VT == MVT::i64);
LC = RTLIB::FPTOSINT_PPCF128_I64;
}
break;
}
@ -3275,9 +3284,13 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
else if (OVT == MVT::f64)
LC = (VT == MVT::i32)
? RTLIB::FPTOUINT_F64_I32 : RTLIB::FPTOSINT_F64_I64;
else if (OVT == MVT::f80 || OVT == MVT::f128 || OVT == MVT::ppcf128) {
else if (OVT == MVT::f80) {
LC = (VT == MVT::i32)
? RTLIB::FPTOUINT_LD_I32 : RTLIB::FPTOUINT_LD_I64;
? RTLIB::FPTOUINT_F80_I32 : RTLIB::FPTOUINT_F80_I64;
}
else if (OVT == MVT::ppcf128) {
assert(VT == MVT::i64);
LC = RTLIB::FPTOUINT_PPCF128_I64;
}
break;
}
@ -5375,13 +5388,15 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
}
}
RTLIB::Libcall LC;
RTLIB::Libcall LC = RTLIB::UNKNOWN_LIBCALL;
if (Node->getOperand(0).getValueType() == MVT::f32)
LC = RTLIB::FPTOSINT_F32_I64;
else if (Node->getOperand(0).getValueType() == MVT::f64)
LC = RTLIB::FPTOSINT_F64_I64;
else
LC = RTLIB::FPTOSINT_LD_I64;
else if (Node->getOperand(0).getValueType() == MVT::f80)
LC = RTLIB::FPTOSINT_F80_I64;
else if (Node->getOperand(0).getValueType() == MVT::ppcf128)
LC = RTLIB::FPTOSINT_PPCF128_I64;
Lo = ExpandLibCall(TLI.getLibcallName(LC), Node,
false/*sign irrelevant*/, Hi);
break;
@ -5410,10 +5425,10 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
LC = RTLIB::FPTOUINT_F32_I64;
else if (Node->getOperand(0).getValueType() == MVT::f64)
LC = RTLIB::FPTOUINT_F64_I64;
else if (Node->getOperand(0).getValueType() == MVT::f80 ||
Node->getOperand(0).getValueType() == MVT::f128 ||
Node->getOperand(0).getValueType() == MVT::ppcf128)
LC = RTLIB::FPTOUINT_LD_I64;
else if (Node->getOperand(0).getValueType() == MVT::f80)
LC = RTLIB::FPTOUINT_F80_I64;
else if (Node->getOperand(0).getValueType() == MVT::ppcf128)
LC = RTLIB::FPTOUINT_PPCF128_I64;
Lo = ExpandLibCall(TLI.getLibcallName(LC), Node,
false/*sign irrelevant*/, Hi);
break;
@ -5679,23 +5694,35 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
break;
case ISD::FADD:
Lo = ExpandLibCall(TLI.getLibcallName((VT == MVT::f32)
? RTLIB::ADD_F32 : RTLIB::ADD_F64),
Lo = ExpandLibCall(TLI.getLibcallName(VT == MVT::f32 ? RTLIB::ADD_F32 :
VT == MVT::f64 ? RTLIB::ADD_F64 :
VT == MVT::ppcf128 ?
RTLIB::ADD_PPCF128 :
RTLIB::UNKNOWN_LIBCALL),
Node, false, Hi);
break;
case ISD::FSUB:
Lo = ExpandLibCall(TLI.getLibcallName((VT == MVT::f32)
? RTLIB::SUB_F32 : RTLIB::SUB_F64),
Lo = ExpandLibCall(TLI.getLibcallName(VT == MVT::f32 ? RTLIB::SUB_F32 :
VT == MVT::f64 ? RTLIB::SUB_F64 :
VT == MVT::ppcf128 ?
RTLIB::SUB_PPCF128 :
RTLIB::UNKNOWN_LIBCALL),
Node, false, Hi);
break;
case ISD::FMUL:
Lo = ExpandLibCall(TLI.getLibcallName((VT == MVT::f32)
? RTLIB::MUL_F32 : RTLIB::MUL_F64),
Lo = ExpandLibCall(TLI.getLibcallName(VT == MVT::f32 ? RTLIB::MUL_F32 :
VT == MVT::f64 ? RTLIB::MUL_F64 :
VT == MVT::ppcf128 ?
RTLIB::MUL_PPCF128 :
RTLIB::UNKNOWN_LIBCALL),
Node, false, Hi);
break;
case ISD::FDIV:
Lo = ExpandLibCall(TLI.getLibcallName((VT == MVT::f32)
? RTLIB::DIV_F32 : RTLIB::DIV_F64),
Lo = ExpandLibCall(TLI.getLibcallName(VT == MVT::f32 ? RTLIB::DIV_F32 :
VT == MVT::f64 ? RTLIB::DIV_F64 :
VT == MVT::ppcf128 ?
RTLIB::DIV_PPCF128 :
RTLIB::UNKNOWN_LIBCALL),
Node, false, Hi);
break;
case ISD::FP_EXTEND:
@ -5707,7 +5734,10 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
case ISD::FPOWI:
Lo = ExpandLibCall(TLI.getLibcallName((VT == MVT::f32) ? RTLIB::POWI_F32 :
(VT == MVT::f64) ? RTLIB::POWI_F64 :
RTLIB::POWI_LD),
(VT == MVT::f80) ? RTLIB::POWI_F80 :
(VT == MVT::ppcf128) ?
RTLIB::POWI_PPCF128 :
RTLIB::UNKNOWN_LIBCALL),
Node, false, Hi);
break;
case ISD::FSQRT:
@ -5717,7 +5747,10 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
switch(Node->getOpcode()) {
case ISD::FSQRT:
LC = (VT == MVT::f32) ? RTLIB::SQRT_F32 :
(VT == MVT::f64) ? RTLIB::SQRT_F64 : RTLIB::SQRT_LD;
(VT == MVT::f64) ? RTLIB::SQRT_F64 :
(VT == MVT::f80) ? RTLIB::SQRT_F80 :
(VT == MVT::ppcf128) ? RTLIB::SQRT_PPCF128 :
RTLIB::UNKNOWN_LIBCALL;
break;
case ISD::FSIN:
LC = (VT == MVT::f32) ? RTLIB::SIN_F32 : RTLIB::SIN_F64;
@ -5768,9 +5801,13 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
LC = isSigned ? RTLIB::SINTTOFP_I64_F32 : RTLIB::UINTTOFP_I64_F32;
else if (VT == MVT::f64)
LC = isSigned ? RTLIB::SINTTOFP_I64_F64 : RTLIB::UINTTOFP_I64_F64;
else if (VT == MVT::f80 || VT == MVT::f128 || VT == MVT::ppcf128) {
else if (VT == MVT::f80) {
assert(isSigned);
LC = RTLIB::SINTTOFP_I64_LD;
LC = RTLIB::SINTTOFP_I64_F80;
}
else if (VT == MVT::ppcf128) {
assert(isSigned);
LC = RTLIB::SINTTOFP_I64_PPCF128;
}
} else {
if (VT == MVT::f32)

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@ -46,22 +46,29 @@ static void InitLibcallNames(const char **Names) {
Names[RTLIB::NEG_I64] = "__negdi2";
Names[RTLIB::ADD_F32] = "__addsf3";
Names[RTLIB::ADD_F64] = "__adddf3";
Names[RTLIB::ADD_PPCF128] = "__gcc_qadd";
Names[RTLIB::SUB_F32] = "__subsf3";
Names[RTLIB::SUB_F64] = "__subdf3";
Names[RTLIB::SUB_PPCF128] = "__gcc_qsub";
Names[RTLIB::MUL_F32] = "__mulsf3";
Names[RTLIB::MUL_F64] = "__muldf3";
Names[RTLIB::MUL_PPCF128] = "__gcc_qmul";
Names[RTLIB::DIV_F32] = "__divsf3";
Names[RTLIB::DIV_F64] = "__divdf3";
Names[RTLIB::DIV_PPCF128] = "__gcc_qdiv";
Names[RTLIB::REM_F32] = "fmodf";
Names[RTLIB::REM_F64] = "fmod";
Names[RTLIB::REM_PPCF128] = "fmodl";
Names[RTLIB::NEG_F32] = "__negsf2";
Names[RTLIB::NEG_F64] = "__negdf2";
Names[RTLIB::POWI_F32] = "__powisf2";
Names[RTLIB::POWI_F64] = "__powidf2";
Names[RTLIB::POWI_LD] = "__powixf2";
Names[RTLIB::POWI_F80] = "__powixf2";
Names[RTLIB::POWI_PPCF128] = "__powitf2";
Names[RTLIB::SQRT_F32] = "sqrtf";
Names[RTLIB::SQRT_F64] = "sqrt";
Names[RTLIB::SQRT_LD] = "sqrtl";
Names[RTLIB::SQRT_F80] = "sqrtl";
Names[RTLIB::SQRT_PPCF128] = "sqrtl";
Names[RTLIB::SIN_F32] = "sinf";
Names[RTLIB::SIN_F64] = "sin";
Names[RTLIB::COS_F32] = "cosf";
@ -72,18 +79,21 @@ static void InitLibcallNames(const char **Names) {
Names[RTLIB::FPTOSINT_F32_I64] = "__fixsfdi";
Names[RTLIB::FPTOSINT_F64_I32] = "__fixdfsi";
Names[RTLIB::FPTOSINT_F64_I64] = "__fixdfdi";
Names[RTLIB::FPTOSINT_LD_I64] = "__fixxfdi";
Names[RTLIB::FPTOSINT_F80_I64] = "__fixxfdi";
Names[RTLIB::FPTOSINT_PPCF128_I64] = "__fixtfdi";
Names[RTLIB::FPTOUINT_F32_I32] = "__fixunssfsi";
Names[RTLIB::FPTOUINT_F32_I64] = "__fixunssfdi";
Names[RTLIB::FPTOUINT_F64_I32] = "__fixunsdfsi";
Names[RTLIB::FPTOUINT_F64_I64] = "__fixunsdfdi";
Names[RTLIB::FPTOUINT_LD_I32] = "__fixunsxfsi";
Names[RTLIB::FPTOUINT_LD_I64] = "__fixunsxfdi";
Names[RTLIB::FPTOUINT_F80_I32] = "__fixunsxfsi";
Names[RTLIB::FPTOUINT_F80_I64] = "__fixunsxfdi";
Names[RTLIB::FPTOUINT_PPCF128_I64] = "__fixunstfdi";
Names[RTLIB::SINTTOFP_I32_F32] = "__floatsisf";
Names[RTLIB::SINTTOFP_I32_F64] = "__floatsidf";
Names[RTLIB::SINTTOFP_I64_F32] = "__floatdisf";
Names[RTLIB::SINTTOFP_I64_F64] = "__floatdidf";
Names[RTLIB::SINTTOFP_I64_LD] = "__floatdixf";
Names[RTLIB::SINTTOFP_I64_F80] = "__floatdixf";
Names[RTLIB::SINTTOFP_I64_PPCF128] = "__floatditf";
Names[RTLIB::UINTTOFP_I32_F32] = "__floatunsisf";
Names[RTLIB::UINTTOFP_I32_F64] = "__floatunsidf";
Names[RTLIB::UINTTOFP_I64_F32] = "__floatundisf";
@ -222,6 +232,14 @@ void TargetLowering::computeRegisterProperties() {
}
}
// ppcf128 type is really two f64's.
if (!isTypeLegal(MVT::ppcf128)) {
NumRegistersForVT[MVT::ppcf128] = 2*NumRegistersForVT[MVT::f64];
RegisterTypeForVT[MVT::ppcf128] = MVT::f64;
TransformToType[MVT::ppcf128] = MVT::f64;
ValueTypeActions.setTypeAction(MVT::ppcf128, Expand);
}
// Decide how to handle f64. If the target does not have native f64 support,
// expand it to i64 and we will be generating soft float library calls.
if (!isTypeLegal(MVT::f64)) {

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@ -25,7 +25,8 @@ def RetCC_PPC : CallingConv<[
CCIfType<[i32], CCAssignToReg<[R3, R4]>>,
CCIfType<[i64], CCAssignToReg<[X3, X4]>>,
CCIfType<[f32, f64], CCAssignToReg<[F1]>>,
CCIfType<[f32], CCAssignToReg<[F1]>>,
CCIfType<[f64], CCAssignToReg<[F1, F2]>>,
// Vector types are always returned in V2.
CCIfType<[v16i8, v8i16, v4i32, v4f32], CCAssignToReg<[V2]>>

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@ -1812,8 +1812,20 @@ static SDOperand LowerCALL(SDOperand Op, SelectionDAG &DAG,
NumResults = 1;
NodeTys.push_back(MVT::i64);
break;
case MVT::f32:
case MVT::f64:
if (Op.Val->getValueType(1) == MVT::f64) {
Chain = DAG.getCopyFromReg(Chain, PPC::F1, MVT::f64, InFlag).getValue(1);
ResultVals[0] = Chain.getValue(0);
Chain = DAG.getCopyFromReg(Chain, PPC::F2, MVT::f64,
Chain.getValue(2)).getValue(1);
ResultVals[1] = Chain.getValue(0);
NumResults = 2;
NodeTys.push_back(MVT::f64);
NodeTys.push_back(MVT::f64);
break;
}
// else fall through
case MVT::f32:
Chain = DAG.getCopyFromReg(Chain, PPC::F1, Op.Val->getValueType(0),
InFlag).getValue(1);
ResultVals[0] = Chain.getValue(0);

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@ -0,0 +1,29 @@
; RUN: llvm-as < %s | llc > %t
; ModuleID = '<stdin>'
target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128"
target triple = "powerpc-apple-darwin8"
define ppc_fp128 @plus(ppc_fp128 %x, ppc_fp128 %y) {
entry:
%tmp3 = add ppc_fp128 %x, %y ; <ppc_fp128> [#uses=1]
ret ppc_fp128 %tmp3
}
define ppc_fp128 @minus(ppc_fp128 %x, ppc_fp128 %y) {
entry:
%tmp3 = sub ppc_fp128 %x, %y ; <ppc_fp128> [#uses=1]
ret ppc_fp128 %tmp3
}
define ppc_fp128 @times(ppc_fp128 %x, ppc_fp128 %y) {
entry:
%tmp3 = mul ppc_fp128 %x, %y ; <ppc_fp128> [#uses=1]
ret ppc_fp128 %tmp3
}
define ppc_fp128 @divide(ppc_fp128 %x, ppc_fp128 %y) {
entry:
%tmp3 = fdiv ppc_fp128 %x, %y ; <ppc_fp128> [#uses=1]
ret ppc_fp128 %tmp3
}

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@ -0,0 +1,92 @@
; RUN: llvm-as < %s | opt -std-compile-opts | llc > %t
; ModuleID = 'ld3.c'
target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128"
target triple = "powerpc-apple-darwin8"
define ppc_fp128 @plus(ppc_fp128 %x, ppc_fp128 %y) {
entry:
%x_addr = alloca ppc_fp128 ; <ppc_fp128*> [#uses=2]
%y_addr = alloca ppc_fp128 ; <ppc_fp128*> [#uses=2]
%retval = alloca ppc_fp128, align 16 ; <ppc_fp128*> [#uses=2]
%tmp = alloca ppc_fp128, align 16 ; <ppc_fp128*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store ppc_fp128 %x, ppc_fp128* %x_addr
store ppc_fp128 %y, ppc_fp128* %y_addr
%tmp1 = load ppc_fp128* %x_addr, align 16 ; <ppc_fp128> [#uses=1]
%tmp2 = load ppc_fp128* %y_addr, align 16 ; <ppc_fp128> [#uses=1]
%tmp3 = add ppc_fp128 %tmp1, %tmp2 ; <ppc_fp128> [#uses=1]
store ppc_fp128 %tmp3, ppc_fp128* %tmp, align 16
%tmp4 = load ppc_fp128* %tmp, align 16 ; <ppc_fp128> [#uses=1]
store ppc_fp128 %tmp4, ppc_fp128* %retval, align 16
br label %return
return: ; preds = %entry
%retval5 = load ppc_fp128* %retval ; <ppc_fp128> [#uses=1]
ret ppc_fp128 %retval5
}
define ppc_fp128 @minus(ppc_fp128 %x, ppc_fp128 %y) {
entry:
%x_addr = alloca ppc_fp128 ; <ppc_fp128*> [#uses=2]
%y_addr = alloca ppc_fp128 ; <ppc_fp128*> [#uses=2]
%retval = alloca ppc_fp128, align 16 ; <ppc_fp128*> [#uses=2]
%tmp = alloca ppc_fp128, align 16 ; <ppc_fp128*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store ppc_fp128 %x, ppc_fp128* %x_addr
store ppc_fp128 %y, ppc_fp128* %y_addr
%tmp1 = load ppc_fp128* %x_addr, align 16 ; <ppc_fp128> [#uses=1]
%tmp2 = load ppc_fp128* %y_addr, align 16 ; <ppc_fp128> [#uses=1]
%tmp3 = sub ppc_fp128 %tmp1, %tmp2 ; <ppc_fp128> [#uses=1]
store ppc_fp128 %tmp3, ppc_fp128* %tmp, align 16
%tmp4 = load ppc_fp128* %tmp, align 16 ; <ppc_fp128> [#uses=1]
store ppc_fp128 %tmp4, ppc_fp128* %retval, align 16
br label %return
return: ; preds = %entry
%retval5 = load ppc_fp128* %retval ; <ppc_fp128> [#uses=1]
ret ppc_fp128 %retval5
}
define ppc_fp128 @times(ppc_fp128 %x, ppc_fp128 %y) {
entry:
%x_addr = alloca ppc_fp128 ; <ppc_fp128*> [#uses=2]
%y_addr = alloca ppc_fp128 ; <ppc_fp128*> [#uses=2]
%retval = alloca ppc_fp128, align 16 ; <ppc_fp128*> [#uses=2]
%tmp = alloca ppc_fp128, align 16 ; <ppc_fp128*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store ppc_fp128 %x, ppc_fp128* %x_addr
store ppc_fp128 %y, ppc_fp128* %y_addr
%tmp1 = load ppc_fp128* %x_addr, align 16 ; <ppc_fp128> [#uses=1]
%tmp2 = load ppc_fp128* %y_addr, align 16 ; <ppc_fp128> [#uses=1]
%tmp3 = mul ppc_fp128 %tmp1, %tmp2 ; <ppc_fp128> [#uses=1]
store ppc_fp128 %tmp3, ppc_fp128* %tmp, align 16
%tmp4 = load ppc_fp128* %tmp, align 16 ; <ppc_fp128> [#uses=1]
store ppc_fp128 %tmp4, ppc_fp128* %retval, align 16
br label %return
return: ; preds = %entry
%retval5 = load ppc_fp128* %retval ; <ppc_fp128> [#uses=1]
ret ppc_fp128 %retval5
}
define ppc_fp128 @divide(ppc_fp128 %x, ppc_fp128 %y) {
entry:
%x_addr = alloca ppc_fp128 ; <ppc_fp128*> [#uses=2]
%y_addr = alloca ppc_fp128 ; <ppc_fp128*> [#uses=2]
%retval = alloca ppc_fp128, align 16 ; <ppc_fp128*> [#uses=2]
%tmp = alloca ppc_fp128, align 16 ; <ppc_fp128*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store ppc_fp128 %x, ppc_fp128* %x_addr
store ppc_fp128 %y, ppc_fp128* %y_addr
%tmp1 = load ppc_fp128* %x_addr, align 16 ; <ppc_fp128> [#uses=1]
%tmp2 = load ppc_fp128* %y_addr, align 16 ; <ppc_fp128> [#uses=1]
%tmp3 = fdiv ppc_fp128 %tmp1, %tmp2 ; <ppc_fp128> [#uses=1]
store ppc_fp128 %tmp3, ppc_fp128* %tmp, align 16
%tmp4 = load ppc_fp128* %tmp, align 16 ; <ppc_fp128> [#uses=1]
store ppc_fp128 %tmp4, ppc_fp128* %retval, align 16
br label %return
return: ; preds = %entry
%retval5 = load ppc_fp128* %retval ; <ppc_fp128> [#uses=1]
ret ppc_fp128 %retval5
}