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llvm-project/llvm/test/CodeGen/X86/mmx-bitcast.ll

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[X86] Apply the Update LLC Test Checks tool on the mmx-bitcast test llvm-svn: 284916
2016-10-22 15:15:00 +08:00
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; RUN: llc < %s -mtriple=x86_64-darwin -mattr=+mmx,+sse2 | FileCheck %s
define i64 @t0(x86_mmx* %p) {
; CHECK-LABEL: t0:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; CHECK: ## %bb.0:
[X86] Apply the Update LLC Test Checks tool on the mmx-bitcast test llvm-svn: 284916
2016-10-22 15:15:00 +08:00
; CHECK-NEXT: movq (%rdi), %mm0
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: paddq %mm0, %mm0
[X86] Stop printing moves between VR64 and GR64 with 'movd' mnemonic. Use 'movq' instead. This behavior existed to work with an old version of the gnu assembler on MacOS that only accepted this form. Newer versions of GNU assembler and the current LLVM derived version of the assembler on MacOS support movq as well. llvm-svn: 321898
2018-01-06 04:55:12 +08:00
; CHECK-NEXT: movq %mm0, %rax
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: retq
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction Essentially the same as the GEP change in r230786. A similar migration script can be used to update test cases, though a few more test case improvements/changes were required this time around: (r229269-r229278) import fileinput import sys import re pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)") for line in sys.stdin: sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line)) Reviewers: rafael, dexonsmith, grosser Differential Revision: http://reviews.llvm.org/D7649 llvm-svn: 230794
2015-02-28 05:17:42 +08:00
%t = load x86_mmx, x86_mmx* %p
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
%u = tail call x86_mmx @llvm.x86.mmx.padd.q(x86_mmx %t, x86_mmx %t)
%s = bitcast x86_mmx %u to i64
ret i64 %s
}
define i64 @t1(x86_mmx* %p) {
; CHECK-LABEL: t1:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; CHECK: ## %bb.0:
[X86] Apply the Update LLC Test Checks tool on the mmx-bitcast test llvm-svn: 284916
2016-10-22 15:15:00 +08:00
; CHECK-NEXT: movq (%rdi), %mm0
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: paddd %mm0, %mm0
[X86] Stop printing moves between VR64 and GR64 with 'movd' mnemonic. Use 'movq' instead. This behavior existed to work with an old version of the gnu assembler on MacOS that only accepted this form. Newer versions of GNU assembler and the current LLVM derived version of the assembler on MacOS support movq as well. llvm-svn: 321898
2018-01-06 04:55:12 +08:00
; CHECK-NEXT: movq %mm0, %rax
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: retq
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction Essentially the same as the GEP change in r230786. A similar migration script can be used to update test cases, though a few more test case improvements/changes were required this time around: (r229269-r229278) import fileinput import sys import re pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)") for line in sys.stdin: sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line)) Reviewers: rafael, dexonsmith, grosser Differential Revision: http://reviews.llvm.org/D7649 llvm-svn: 230794
2015-02-28 05:17:42 +08:00
%t = load x86_mmx, x86_mmx* %p
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
%u = tail call x86_mmx @llvm.x86.mmx.padd.d(x86_mmx %t, x86_mmx %t)
%s = bitcast x86_mmx %u to i64
ret i64 %s
}
define i64 @t2(x86_mmx* %p) {
; CHECK-LABEL: t2:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; CHECK: ## %bb.0:
[X86] Apply the Update LLC Test Checks tool on the mmx-bitcast test llvm-svn: 284916
2016-10-22 15:15:00 +08:00
; CHECK-NEXT: movq (%rdi), %mm0
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: paddw %mm0, %mm0
[X86] Stop printing moves between VR64 and GR64 with 'movd' mnemonic. Use 'movq' instead. This behavior existed to work with an old version of the gnu assembler on MacOS that only accepted this form. Newer versions of GNU assembler and the current LLVM derived version of the assembler on MacOS support movq as well. llvm-svn: 321898
2018-01-06 04:55:12 +08:00
; CHECK-NEXT: movq %mm0, %rax
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: retq
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction Essentially the same as the GEP change in r230786. A similar migration script can be used to update test cases, though a few more test case improvements/changes were required this time around: (r229269-r229278) import fileinput import sys import re pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)") for line in sys.stdin: sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line)) Reviewers: rafael, dexonsmith, grosser Differential Revision: http://reviews.llvm.org/D7649 llvm-svn: 230794
2015-02-28 05:17:42 +08:00
%t = load x86_mmx, x86_mmx* %p
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
%u = tail call x86_mmx @llvm.x86.mmx.padd.w(x86_mmx %t, x86_mmx %t)
%s = bitcast x86_mmx %u to i64
ret i64 %s
}
define i64 @t3(x86_mmx* %p) {
; CHECK-LABEL: t3:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; CHECK: ## %bb.0:
[X86] Apply the Update LLC Test Checks tool on the mmx-bitcast test llvm-svn: 284916
2016-10-22 15:15:00 +08:00
; CHECK-NEXT: movq (%rdi), %mm0
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: paddb %mm0, %mm0
[X86] Stop printing moves between VR64 and GR64 with 'movd' mnemonic. Use 'movq' instead. This behavior existed to work with an old version of the gnu assembler on MacOS that only accepted this form. Newer versions of GNU assembler and the current LLVM derived version of the assembler on MacOS support movq as well. llvm-svn: 321898
2018-01-06 04:55:12 +08:00
; CHECK-NEXT: movq %mm0, %rax
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: retq
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction Essentially the same as the GEP change in r230786. A similar migration script can be used to update test cases, though a few more test case improvements/changes were required this time around: (r229269-r229278) import fileinput import sys import re pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)") for line in sys.stdin: sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line)) Reviewers: rafael, dexonsmith, grosser Differential Revision: http://reviews.llvm.org/D7649 llvm-svn: 230794
2015-02-28 05:17:42 +08:00
%t = load x86_mmx, x86_mmx* %p
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
%u = tail call x86_mmx @llvm.x86.mmx.padd.b(x86_mmx %t, x86_mmx %t)
%s = bitcast x86_mmx %u to i64
ret i64 %s
}
@R = external global x86_mmx
define void @t4(<1 x i64> %A, <1 x i64> %B) {
; CHECK-LABEL: t4:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; CHECK: ## %bb.0: ## %entry
[X86] Stop printing moves between VR64 and GR64 with 'movd' mnemonic. Use 'movq' instead. This behavior existed to work with an old version of the gnu assembler on MacOS that only accepted this form. Newer versions of GNU assembler and the current LLVM derived version of the assembler on MacOS support movq as well. llvm-svn: 321898
2018-01-06 04:55:12 +08:00
; CHECK-NEXT: movq %rdi, %mm0
; CHECK-NEXT: movq %rsi, %mm1
[X86] Apply the Update LLC Test Checks tool on the mmx-bitcast test llvm-svn: 284916
2016-10-22 15:15:00 +08:00
; CHECK-NEXT: paddusw %mm0, %mm1
; CHECK-NEXT: movq _R@{{.*}}(%rip), %rax
; CHECK-NEXT: movq %mm1, (%rax)
; CHECK-NEXT: emms
; CHECK-NEXT: retq
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
entry:
%tmp2 = bitcast <1 x i64> %A to x86_mmx
%tmp3 = bitcast <1 x i64> %B to x86_mmx
%tmp7 = tail call x86_mmx @llvm.x86.mmx.paddus.w(x86_mmx %tmp2, x86_mmx %tmp3)
store x86_mmx %tmp7, x86_mmx* @R
tail call void @llvm.x86.mmx.emms()
ret void
}
define i64 @t5(i32 %a, i32 %b) nounwind readnone {
; CHECK-LABEL: t5:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; CHECK: ## %bb.0:
[X86] Apply the Update LLC Test Checks tool on the mmx-bitcast test llvm-svn: 284916
2016-10-22 15:15:00 +08:00
; CHECK-NEXT: movd %esi, %xmm0
; CHECK-NEXT: movd %edi, %xmm1
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
[X86][SSE2] Fix asm string for movq (Move Quadword) instruction. Replace "mov{d|q}" with "movq". Differential Revision: https://reviews.llvm.org/D32220 llvm-svn: 301386
2017-04-26 15:08:44 +08:00
; CHECK-NEXT: movq %xmm1, %rax
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: retq
%v0 = insertelement <2 x i32> undef, i32 %a, i32 0
%v1 = insertelement <2 x i32> %v0, i32 %b, i32 1
%conv = bitcast <2 x i32> %v1 to i64
ret i64 %conv
}
declare x86_mmx @llvm.x86.mmx.pslli.q(x86_mmx, i32)
define <1 x i64> @t6(i64 %t) {
; CHECK-LABEL: t6:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; CHECK: ## %bb.0:
[X86] Stop printing moves between VR64 and GR64 with 'movd' mnemonic. Use 'movq' instead. This behavior existed to work with an old version of the gnu assembler on MacOS that only accepted this form. Newer versions of GNU assembler and the current LLVM derived version of the assembler on MacOS support movq as well. llvm-svn: 321898
2018-01-06 04:55:12 +08:00
; CHECK-NEXT: movq %rdi, %mm0
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: psllq $48, %mm0
[X86] Stop printing moves between VR64 and GR64 with 'movd' mnemonic. Use 'movq' instead. This behavior existed to work with an old version of the gnu assembler on MacOS that only accepted this form. Newer versions of GNU assembler and the current LLVM derived version of the assembler on MacOS support movq as well. llvm-svn: 321898
2018-01-06 04:55:12 +08:00
; CHECK-NEXT: movq %mm0, %rax
[X86][MMX] Cleanup shuffle, bitcast and insert element tests - Merge MMX arg passing test files - Merge MMX bitcast, insert elt and shuffle tests llvm-svn: 227867
2015-02-03 05:56:11 +08:00
; CHECK-NEXT: retq
%t1 = insertelement <1 x i64> undef, i64 %t, i32 0
%t0 = bitcast <1 x i64> %t1 to x86_mmx
%t2 = tail call x86_mmx @llvm.x86.mmx.pslli.q(x86_mmx %t0, i32 48)
%t3 = bitcast x86_mmx %t2 to <1 x i64>
ret <1 x i64> %t3
}
declare x86_mmx @llvm.x86.mmx.paddus.w(x86_mmx, x86_mmx)
declare x86_mmx @llvm.x86.mmx.padd.b(x86_mmx, x86_mmx)
declare x86_mmx @llvm.x86.mmx.padd.w(x86_mmx, x86_mmx)
declare x86_mmx @llvm.x86.mmx.padd.d(x86_mmx, x86_mmx)
declare x86_mmx @llvm.x86.mmx.padd.q(x86_mmx, x86_mmx)
declare void @llvm.x86.mmx.emms()