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llvm-project/llvm/test/CodeGen/NVPTX/add-128bit.ll

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[NVPTX] 64-bit ADDC/ADDE are not legal llvm-svn: 185333
2013-07-01 20:59:04 +08:00
; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64"
define void @foo(i64 %a, i64 %add, i128* %retptr) {
; CHECK: add.s64
; CHECK: setp.lt.u64
Revert revisions r234755, r234759, r234760 Revert "Remove default in fully-covered switch (to fix Clang -Werror -Wcovered-switch-default)" Revert "R600: Add carry and borrow instructions. Use them to implement UADDO/USUBO" Revert "LegalizeDAG: Try to use Overflow operations when expanding ADD/SUB" Using overflow operations fails CodeGen/Generic/2011-07-07-ScheduleDAGCrash.ll on hexagon, nvptx, and r600. Revert while I investigate. llvm-svn: 234768
2015-04-14 01:47:15 +08:00
; CHECK: setp.lt.u64
; CHECK: selp.b64
[NVPTX] 64-bit ADDC/ADDE are not legal llvm-svn: 185333
2013-07-01 20:59:04 +08:00
; CHECK: selp.b64
Revert revisions r234755, r234759, r234760 Revert "Remove default in fully-covered switch (to fix Clang -Werror -Wcovered-switch-default)" Revert "R600: Add carry and borrow instructions. Use them to implement UADDO/USUBO" Revert "LegalizeDAG: Try to use Overflow operations when expanding ADD/SUB" Using overflow operations fails CodeGen/Generic/2011-07-07-ScheduleDAGCrash.ll on hexagon, nvptx, and r600. Revert while I investigate. llvm-svn: 234768
2015-04-14 01:47:15 +08:00
; CHECK: add.s64
[NVPTX] 64-bit ADDC/ADDE are not legal llvm-svn: 185333
2013-07-01 20:59:04 +08:00
%t1 = sext i64 %a to i128
%add2 = zext i64 %add to i128
%val = add i128 %t1, %add2
store i128 %val, i128* %retptr
ret void
}