/// @file | |
/// IPF specific Performance Monitor Configuration/Data Registers accessing functions | |
/// | |
/// Copyright (c) 2006, Intel Corporation. All rights reserved.<BR> | |
/// This program and the accompanying materials | |
/// are licensed and made available under the terms and conditions of the BSD License | |
/// which accompanies this distribution. The full text of the license may be found at | |
/// http://opensource.org/licenses/bsd-license.php. | |
/// | |
/// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
/// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
/// | |
/// Module Name: AccessPmr.s | |
/// | |
/// | |
//--------------------------------------------------------------------------------- | |
//++ | |
// AsmReadPmc | |
// | |
// This routine is used to Reads the current value of Performance Monitor Configuration Register (PMC). | |
// | |
// Arguments : | |
// | |
// On Entry : The 8-bit PMC index. | |
// | |
// Return Value: The current value of PMC by Index. | |
// | |
//-- | |
//---------------------------------------------------------------------------------- | |
.text | |
.type AsmReadPmc, @function | |
.proc AsmReadPmc | |
.regstk 1, 0, 0, 0 | |
AsmReadPmc:: | |
srlz.i;; | |
srlz.d;; | |
mov r8 = pmc[in0];; | |
br.ret.dpnt b0;; | |
.endp AsmReadPmc | |
//--------------------------------------------------------------------------------- | |
//++ | |
// AsmWritePmc | |
// | |
// This routine is used to write the current value to a Performance Monitor Configuration Register (PMC). | |
// | |
// Arguments : | |
// | |
// On Entry : The 8-bit PMC index. | |
// The value should be written to PMC | |
// | |
// Return Value: The value written to PMC. | |
// | |
//-- | |
//---------------------------------------------------------------------------------- | |
.text | |
.type AsmWritePmc, @function | |
.proc AsmWritePmc | |
.regstk 2, 0, 0, 0 | |
AsmWritePmc:: | |
mov pmc[in0] = in1 | |
mov r8 = in1;; | |
srlz.i;; | |
srlz.d;; | |
br.ret.dpnt b0;; | |
.endp AsmWritePmc | |
//--------------------------------------------------------------------------------- | |
//++ | |
// AsmReadPmd | |
// | |
// This routine is used to Reads the current value of Performance Monitor Data Register (PMD). | |
// | |
// Arguments : | |
// | |
// On Entry : The 8-bit PMD index. | |
// | |
// Return Value: The current value of PMD by Index. | |
// | |
//-- | |
//---------------------------------------------------------------------------------- | |
.text | |
.type AsmReadPmd, @function | |
.proc AsmReadPmd | |
.regstk 1, 0, 0, 0 | |
AsmReadPmd:: | |
srlz.i;; | |
srlz.d;; | |
mov r8 = pmd[in0];; | |
br.ret.dpnt b0;; | |
.endp AsmReadPmd | |
//--------------------------------------------------------------------------------- | |
//++ | |
// AsmWritePmd | |
// | |
// This routine is used to write the current value to Performance Monitor Data Register (PMD). | |
// | |
// Arguments : | |
// | |
// On Entry : The 8-bit PMD index. | |
// The value should be written to PMD | |
// | |
// Return Value: The value written to PMD. | |
// | |
//-- | |
//---------------------------------------------------------------------------------- | |
.text | |
.type AsmWritePmd, @function | |
.proc AsmWritePmd | |
.regstk 2, 0, 0, 0 | |
AsmWritePmd:: | |
mov pmd[in0] = in1 | |
mov r8 = in1;; | |
srlz.i;; | |
srlz.d;; | |
br.ret.dpnt b0;; | |
.endp AsmWritePmd |