[llvm] r289325 - [AVR] Fix and clean up the inline assembly tests
Dylan McKay via llvm-commits
llvm-commits at lists.llvm.org
Sat Dec 10 03:49:08 PST 2016
Author: dylanmckay
Date: Sat Dec 10 05:49:07 2016
New Revision: 289325
URL: http://llvm.org/viewvc/llvm-project?rev=289325&view=rev
Log:
[AVR] Fix and clean up the inline assembly tests
There was a bug where we would hit an assertion if 'Q' was used as a
constraint.
I also removed hardcoded register names to prefer regexes so the tests
don't break when the register allocator changes.
Added:
llvm/trunk/test/CodeGen/AVR/inline-asm/
llvm/trunk/test/CodeGen/AVR/inline-asm/inline-asm.ll
llvm/trunk/test/CodeGen/AVR/inline-asm/inline-asm2.ll
- copied, changed from r289324, llvm/trunk/test/CodeGen/AVR/inline-asm2.ll
llvm/trunk/test/CodeGen/AVR/inline-asm/multibyte.ll
Removed:
llvm/trunk/test/CodeGen/AVR/inline-asm.ll
llvm/trunk/test/CodeGen/AVR/inline-asm2.ll
Modified:
llvm/trunk/lib/Target/AVR/AVRISelDAGToDAG.cpp
Modified: llvm/trunk/lib/Target/AVR/AVRISelDAGToDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AVR/AVRISelDAGToDAG.cpp?rev=289325&r1=289324&r2=289325&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AVR/AVRISelDAGToDAG.cpp (original)
+++ llvm/trunk/lib/Target/AVR/AVRISelDAGToDAG.cpp Sat Dec 10 05:49:07 2016
@@ -205,7 +205,9 @@ bool AVRDAGToDAGISel::SelectInlineAsmMem
std::vector<SDValue> &OutOps) {
// Yes hardcoded 'm' symbol. Just because it also has been hardcoded in
// SelectionDAGISel (callee for this method).
- assert(ConstraintCode == InlineAsm::Constraint_m && "Unexpected asm memory constraint");
+ assert(ConstraintCode == InlineAsm::Constraint_m ||
+ ConstraintCode == InlineAsm::Constraint_Q &&
+ "Unexpected asm memory constraint");
MachineRegisterInfo &RI = MF->getRegInfo();
const AVRSubtarget &STI = MF->getSubtarget<AVRSubtarget>();
Removed: llvm/trunk/test/CodeGen/AVR/inline-asm.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AVR/inline-asm.ll?rev=289324&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AVR/inline-asm.ll (original)
+++ llvm/trunk/test/CodeGen/AVR/inline-asm.ll (removed)
@@ -1,337 +0,0 @@
-; RUN: llc < %s -march=avr | FileCheck %s
-; XFAIL: *
-
-;CHECK-LABEL: no_operands:
-define void @no_operands() {
- ;CHECK: add r24, r22
- call void asm sideeffect "add r24, r22", ""() nounwind
- ret void
-}
-
-;CHECK-LABEL: input_operand:
-define void @input_operand(i8 %a) {
- ;CHECK: add r24, r24
- call void asm sideeffect "add $0, $0", "r"(i8 %a) nounwind
- ret void
-}
-
-;CHECK-LABEL: simple_upper_regs:
-define void @simple_upper_regs(i8 %p0, i8 %p1, i8 %p2, i8 %p3,
- i8 %p4, i8 %p5, i8 %p6, i8 %p7) {
- ;CHECK: some_instr r17, r22, r20, r18, r16, r19, r21, r23
- call void asm sideeffect "some_instr $0, $1, $2, $3, $4, $5, $6, $7",
- "a,a,a,a,a,a,a,a" (i8 %p0, i8 %p1, i8 %p2, i8 %p3,
- i8 %p4, i8 %p5, i8 %p6, i8 %p7) nounwind
- ret void
-}
-
-;CHECK-LABEL: upper_regs:
-define void @upper_regs(i8 %p0) {
- ;CHECK: some_instr r24
- call void asm sideeffect "some_instr $0", "d" (i8 %p0) nounwind
- ret void
-}
-
-;CHECK-LABEL: lower_regs:
-define void @lower_regs(i8 %p0) {
- ;CHECK: some_instr r15
- call void asm sideeffect "some_instr $0", "l" (i8 %p0) nounwind
- ret void
-}
-
-;CHECK-LABEL: special_upper_regs:
-define void @special_upper_regs(i8 %p0, i8 %p1, i8 %p2, i8 %p3) {
- ;CHECK: some_instr r24,r28,r26,r30
- call void asm sideeffect "some_instr $0,$1,$2,$3", "w,w,w,w" (i8 %p0, i8 %p1, i8 %p2, i8 %p3) nounwind
- ret void
-}
-
-;CHECK-LABEL: xyz_reg:
-define void @xyz_reg(i16 %var) {
- ;CHECK: some_instr r26, r28, r30
- call void asm sideeffect "some_instr $0, $1, $2", "x,y,z" (i16 %var, i16 %var, i16 %var) nounwind
- ret void
-}
-
-;TODO
-; How to use SP reg properly in inline asm??
-; define void @sp_reg(i16 %var)
-
-;CHECK-LABEL: ptr_reg:
-define void @ptr_reg(i16 %var0, i16 %var1, i16 %var2) {
- ;CHECK: some_instr r28, r26, r30
- call void asm sideeffect "some_instr $0, $1, $2", "e,e,e" (i16 %var0, i16 %var1, i16 %var2) nounwind
- ret void
-}
-
-;CHECK-LABEL: base_ptr_reg:
-define void @base_ptr_reg(i16 %var0, i16 %var1) {
- ;CHECK: some_instr r28, r30
- call void asm sideeffect "some_instr $0, $1", "b,b" (i16 %var0, i16 %var1) nounwind
- ret void
-}
-
-;CHECK-LABEL: input_output_operand:
-define i8 @input_output_operand(i8 %a, i8 %b) {
- ;CHECK: add r24, r24
- %1 = call i8 asm "add $0, $1", "=r,r"(i8 %a) nounwind
- ret i8 %1
-}
-
-;CHECK-LABEL: temp_reg:
-define void @temp_reg(i8 %a) {
- ;CHECK: some_instr r0
- call void asm sideeffect "some_instr $0", "t" (i8 %a) nounwind
- ret void
-}
-
-;CHECK-LABEL: int_0_63:
-define void @int_0_63() {
- ;CHECK: some_instr 5
- call void asm sideeffect "some_instr $0", "I" (i8 5) nounwind
- ret void
-}
-
-;CHECK-LABEL: int_minus63_0:
-define void @int_minus63_0() {
- ;CHECK: some_instr -5
- call void asm sideeffect "some_instr $0", "J" (i8 -5) nounwind
- ret void
-}
-
-;CHECK-LABEL: int_2_2:
-define void @int_2_2() {
- ;CHECK: some_instr 2
- call void asm sideeffect "some_instr $0", "K" (i8 2) nounwind
- ret void
-}
-
-;CHECK-LABEL: int_0_0:
-define void @int_0_0() {
- ;CHECK: some_instr 0
- call void asm sideeffect "some_instr $0", "L" (i8 0) nounwind
- ret void
-}
-
-;CHECK-LABEL: int_0_255:
-define void @int_0_255() {
- ;CHECK: some_instr 254
- call void asm sideeffect "some_instr $0", "M" (i8 254) nounwind
- ret void
-}
-
-;CHECK-LABEL: int_minus1_minus1:
-define void @int_minus1_minus1() {
- ;CHECK: some_instr -1
- call void asm sideeffect "some_instr $0", "N" (i8 -1) nounwind
- ret void
-}
-
-;CHECK-LABEL: int_8_or_16_or_24:
-define void @int_8_or_16_or_24() {
- ;CHECK: some_instr 8, 16, 24
- call void asm sideeffect "some_instr $0, $1, $2", "O,O,O" (i8 8, i8 16, i8 24) nounwind
- ret void
-}
-
-;CHECK-LABEL: int_1_1:
-define void @int_1_1() {
- ;CHECK: some_instr 1
- call void asm sideeffect "some_instr $0", "P" (i8 1) nounwind
- ret void
-}
-
-;CHECK-LABEL: int_minus6_5:
-define void @int_minus6_5() {
- ;CHECK: some_instr -6
- call void asm sideeffect "some_instr $0", "R" (i8 -6) nounwind
- ret void
-}
-
-;CHECK-LABEL: float_0_0:
-define void @float_0_0() {
- ;CHECK: some_instr 0
- call void asm sideeffect "some_instr $0", "G" (float 0.0) nounwind
- ret void
-}
-
-
-; Memory constraint
-
- at a = internal global i16 0, align 4
- at b = internal global i16 0, align 4
-
-; CHECK-LABEL: mem_global:
-define void @mem_global() {
- ;CHECK: some_instr Y, Z
- call void asm "some_instr $0, $1", "=*Q,=*Q"(i16* @a, i16* @b)
- ret void
-}
-
-; CHECK-LABEL: mem_params:
-define void @mem_params(i16* %a, i16* %b) {
- ;CHECK: some_instr Y, Z
- call void asm "some_instr $0, $1", "=*Q,=*Q"(i16* %a, i16* %b)
- ret void
-}
-
-; CHECK-LABEL: mem_local:
-define void @mem_local() {
- %a = alloca i16
- %b = alloca i16
- ;CHECK: some_instr Y+3, Y+1
- call void asm "some_instr $0, $1", "=*Q,=*Q"(i16* %a, i16* %b)
- ret void
-}
-
-; CHECK-LABEL: mem_mixed:
-define void @mem_mixed() {
- %a = alloca i16
- %b = alloca i16
- ;CHECK: some_instr Z, Y+3, Y+1
- call void asm "some_instr $0, $1, $2", "=*Q,=*Q,=*Q"(i16* @a, i16* %a, i16* %b)
- ret void
-}
-
-; CHECK-LABEL: mem_gep:
-define i8 @mem_gep(i8* %p) {
-entry:
-; CHECK: movw r30, r24
- %arrayidx = getelementptr inbounds i8, i8* %p, i16 1
-; CHECK: ld r24, Z+1
- %0 = tail call i8 asm sideeffect "ld $0, $1\0A\09", "=r,*Q"(i8* %arrayidx)
- ret i8 %0
-}
-
-; Multibyte references
-
-; CHECK-LABEL: multibyte_i16
-define void @multibyte_i16(i16 %a) {
-entry:
-; CHECK: instr r24 r25
- call void asm sideeffect "instr ${0:A} ${0:B}", "r"(i16 %a)
-; CHECK: instr r25 r24
- call void asm sideeffect "instr ${0:B} ${0:A}", "r"(i16 %a)
- ret void
-}
-
-; CHECK-LABEL: multibyte_i32
-define void @multibyte_i32(i32 %a) {
-entry:
-; CHECK: instr r22 r23 r24 r25
- call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "r"(i32 %a)
-; CHECK: instr r25 r24 r23 r22
- call void asm sideeffect "instr ${0:D} ${0:C} ${0:B} ${0:A}", "r"(i32 %a)
- ret void
-}
-
-; CHECK-LABEL: multibyte_alternative_name
-define void @multibyte_alternative_name(i16* %p) {
-entry:
-; CHECK: instr Z
- call void asm sideeffect "instr ${0:a}", "e" (i16* %p)
- ret void
-}
-
-; CHECK-LABEL: multibyte_a_i32
-define void @multibyte_a_i32() {
-entry:
- %a = alloca i32
- %0 = load i32, i32* %a
-; CHECK: instr r20 r21 r22 r23
- call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "a"(i32 %0)
- ret void
-}
-
- at c = internal global i32 0
-
-; CHECK-LABEL: multibyte_b_i32
-define void @multibyte_b_i32() {
-entry:
- %0 = load i32, i32* @c
-; CHECK: instr r28 r29 r30 r31
- call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "b"(i32 %0)
- ret void
-}
-
-; CHECK-LABEL: multibyte_d_i32
-define void @multibyte_d_i32() {
-entry:
- %a = alloca i32
- %0 = load i32, i32* %a
-; CHECK: instr r18 r19 r24 r25
- call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "d"(i32 %0)
- ret void
-}
-
-; CHECK-LABEL: multibyte_e_i32
-define void @multibyte_e_i32() {
-entry:
- %a = alloca i32
- %0 = load i32, i32* %a
-; CHECK: instr r26 r27 r30 r31
- call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "e"(i32 %0)
- ret void
-}
-
-; CHECK-LABEL: multibyte_l_i32
-define void @multibyte_l_i32() {
-entry:
- %a = alloca i32
- %0 = load i32, i32* %a
-; CHECK: instr r12 r13 r14 r15
- call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "l"(i32 %0)
- ret void
-}
-
-; CHECK-LABEL: multibyte_a_i16
-define void @multibyte_a_i16() {
-entry:
- %a = alloca i16
- %0 = load i16, i16* %a
-; CHECK: instr r22 r23
- call void asm sideeffect "instr ${0:A} ${0:B}", "a"(i16 %0)
- ret void
-}
-
-; CHECK-LABEL: multibyte_b_i16
-define void @multibyte_b_i16() {
-entry:
- %a = alloca i16
- %0 = load i16, i16* %a
-; CHECK: instr r30 r31
- call void asm sideeffect "instr ${0:A} ${0:B}", "b"(i16 %0)
- ret void
-}
-
-; CHECK-LABEL: multibyte_d_i16
-define void @multibyte_d_i16() {
-entry:
- %a = alloca i16
- %0 = load i16, i16* %a
-; CHECK: instr r24 r25
- call void asm sideeffect "instr ${0:A} ${0:B}", "d"(i16 %0)
- ret void
-}
-
-; CHECK-LABEL: multibyte_e_i16
-define void @multibyte_e_i16() {
-entry:
- %a = alloca i16
- %0 = load i16, i16* %a
-; CHECK: instr r30 r31
- call void asm sideeffect "instr ${0:A} ${0:B}", "e"(i16 %0)
- ret void
-}
-
-; CHECK-LABEL: multibyte_l_i16
-define void @multibyte_l_i16() {
-entry:
- %a = alloca i16
- %0 = load i16, i16* %a
-; CHECK: instr r14 r15
- call void asm sideeffect "instr ${0:A} ${0:B}", "l"(i16 %0)
- ret void
-}
-
-
Added: llvm/trunk/test/CodeGen/AVR/inline-asm/inline-asm.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AVR/inline-asm/inline-asm.ll?rev=289325&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AVR/inline-asm/inline-asm.ll (added)
+++ llvm/trunk/test/CodeGen/AVR/inline-asm/inline-asm.ll Sat Dec 10 05:49:07 2016
@@ -0,0 +1,203 @@
+; RUN: llc < %s -march=avr -mattr=movw | FileCheck %s
+
+; CHECK-LABEL: no_operands:
+define void @no_operands() {
+ ; CHECK: add {{r[0-9]+}}, {{r[0-9]+}}
+ call void asm sideeffect "add r24, r22", ""() nounwind
+ ret void
+}
+
+; CHECK-LABEL: input_operand:
+define void @input_operand(i8 %a) {
+ ; CHECK: add {{r[0-9]+}}, {{r[0-9]+}}
+ call void asm sideeffect "add $0, $0", "r"(i8 %a) nounwind
+ ret void
+}
+
+; CHECK-LABEL: simple_upper_regs:
+define void @simple_upper_regs(i8 %p0, i8 %p1, i8 %p2, i8 %p3,
+ i8 %p4, i8 %p5, i8 %p6, i8 %p7) {
+ ; CHECK: some_instr {{r[0-9]+}}, {{r[0-9]+}}, {{r[0-9]+}}, {{r[0-9]+}}, {{r[0-9]+}}, {{r[0-9]+}}, {{r[0-9]+}}, {{r[0-9]+}}
+ call void asm sideeffect "some_instr $0, $1, $2, $3, $4, $5, $6, $7",
+ "a,a,a,a,a,a,a,a" (i8 %p0, i8 %p1, i8 %p2, i8 %p3,
+ i8 %p4, i8 %p5, i8 %p6, i8 %p7) nounwind
+ ret void
+}
+
+; CHECK-LABEL: upper_regs:
+define void @upper_regs(i8 %p0) {
+ ; CHECK: some_instr {{r[0-9]+}}
+ call void asm sideeffect "some_instr $0", "d" (i8 %p0) nounwind
+ ret void
+}
+
+; CHECK-LABEL: lower_regs:
+define void @lower_regs(i8 %p0) {
+ ; CHECK: some_instr {{r[0-9]+}}
+ call void asm sideeffect "some_instr $0", "l" (i8 %p0) nounwind
+ ret void
+}
+
+; CHECK-LABEL: special_upper_regs:
+define void @special_upper_regs(i8 %p0, i8 %p1, i8 %p2, i8 %p3) {
+ ; CHECK: some_instr {{r[0-9]+}},{{r[0-9]+}},{{r[0-9]+}},{{r[0-9]+}}
+ call void asm sideeffect "some_instr $0,$1,$2,$3", "w,w,w,w" (i8 %p0, i8 %p1, i8 %p2, i8 %p3) nounwind
+ ret void
+}
+
+; CHECK-LABEL: xyz_reg:
+define void @xyz_reg(i16 %var) {
+ ; CHECK: some_instr {{r[0-9]+}}, {{r[0-9]+}}, {{r[0-9]+}}
+ call void asm sideeffect "some_instr $0, $1, $2", "x,y,z" (i16 %var, i16 %var, i16 %var) nounwind
+ ret void
+}
+
+;TODO
+; How to use SP reg properly in inline asm??
+; define void @sp_reg(i16 %var)
+
+; CHECK-LABEL: ptr_reg:
+define void @ptr_reg(i16 %var0, i16 %var1, i16 %var2) {
+ ; CHECK: some_instr {{r[0-9]+}}, {{r[0-9]+}}, {{r[0-9]+}}
+ call void asm sideeffect "some_instr $0, $1, $2", "e,e,e" (i16 %var0, i16 %var1, i16 %var2) nounwind
+ ret void
+}
+
+; CHECK-LABEL: base_ptr_reg:
+define void @base_ptr_reg(i16 %var0, i16 %var1) {
+ ; CHECK: some_instr r28, r30
+ call void asm sideeffect "some_instr $0, $1", "b,b" (i16 %var0, i16 %var1) nounwind
+ ret void
+}
+
+; CHECK-LABEL: input_output_operand:
+define i8 @input_output_operand(i8 %a, i8 %b) {
+ ; CHECK: add {{r[0-9]+}}, {{r[0-9]+}}
+ %1 = call i8 asm "add $0, $1", "=r,r"(i8 %a) nounwind
+ ret i8 %1
+}
+
+; CHECK-LABEL: temp_reg:
+define void @temp_reg(i8 %a) {
+ ; CHECK: some_instr {{r[0-9]+}}
+ call void asm sideeffect "some_instr $0", "t" (i8 %a) nounwind
+ ret void
+}
+
+; CHECK-LABEL: int_0_63:
+define void @int_0_63() {
+ ; CHECK: some_instr 5
+ call void asm sideeffect "some_instr $0", "I" (i8 5) nounwind
+ ret void
+}
+
+; CHECK-LABEL: int_minus63_0:
+define void @int_minus63_0() {
+ ; CHECK: some_instr -5
+ call void asm sideeffect "some_instr $0", "J" (i8 -5) nounwind
+ ret void
+}
+
+; CHECK-LABEL: int_2_2:
+define void @int_2_2() {
+ ; CHECK: some_instr 2
+ call void asm sideeffect "some_instr $0", "K" (i8 2) nounwind
+ ret void
+}
+
+; CHECK-LABEL: int_0_0:
+define void @int_0_0() {
+ ; CHECK: some_instr 0
+ call void asm sideeffect "some_instr $0", "L" (i8 0) nounwind
+ ret void
+}
+
+; CHECK-LABEL: int_0_255:
+define void @int_0_255() {
+ ; CHECK: some_instr 254
+ call void asm sideeffect "some_instr $0", "M" (i8 254) nounwind
+ ret void
+}
+
+; CHECK-LABEL: int_minus1_minus1:
+define void @int_minus1_minus1() {
+ ; CHECK: some_instr -1
+ call void asm sideeffect "some_instr $0", "N" (i8 -1) nounwind
+ ret void
+}
+
+; CHECK-LABEL: int_8_or_16_or_24:
+define void @int_8_or_16_or_24() {
+ ; CHECK: some_instr 8, 16, 24
+ call void asm sideeffect "some_instr $0, $1, $2", "O,O,O" (i8 8, i8 16, i8 24) nounwind
+ ret void
+}
+
+; CHECK-LABEL: int_1_1:
+define void @int_1_1() {
+ ; CHECK: some_instr 1
+ call void asm sideeffect "some_instr $0", "P" (i8 1) nounwind
+ ret void
+}
+
+; CHECK-LABEL: int_minus6_5:
+define void @int_minus6_5() {
+ ; CHECK: some_instr -6
+ call void asm sideeffect "some_instr $0", "R" (i8 -6) nounwind
+ ret void
+}
+
+; CHECK-LABEL: float_0_0:
+define void @float_0_0() {
+ ; CHECK: some_instr 0
+ call void asm sideeffect "some_instr $0", "G" (float 0.0) nounwind
+ ret void
+}
+
+
+; Memory constraint
+
+ at a = internal global i16 0, align 4
+ at b = internal global i16 0, align 4
+
+; CHECK-LABEL: mem_global:
+define void @mem_global() {
+ ; CHECK: some_instr {{X|Y|Z}}, {{X|Y|Z}}
+ call void asm "some_instr $0, $1", "=*Q,=*Q"(i16* @a, i16* @b)
+ ret void
+}
+
+; CHECK-LABEL: mem_params:
+define void @mem_params(i16* %a, i16* %b) {
+ ; CHECK: some_instr {{X|Y|Z}}, {{X|Y|Z}}
+ call void asm "some_instr $0, $1", "=*Q,=*Q"(i16* %a, i16* %b)
+ ret void
+}
+
+; CHECK-LABEL: mem_local:
+define void @mem_local() {
+ %a = alloca i16
+ %b = alloca i16
+ ; CHECK: some_instr {{X|Y|Z}}+3, {{X|Y|Z}}+1
+ call void asm "some_instr $0, $1", "=*Q,=*Q"(i16* %a, i16* %b)
+ ret void
+}
+
+; CHECK-LABEL: mem_mixed:
+define void @mem_mixed() {
+ %a = alloca i16
+ %b = alloca i16
+ ; CHECK: some_instr {{X|Y|Z}}, {{X|Y|Z}}+3, {{X|Y|Z}}+1
+ call void asm "some_instr $0, $1, $2", "=*Q,=*Q,=*Q"(i16* @a, i16* %a, i16* %b)
+ ret void
+}
+
+; CHECK-LABEL: mem_gep:
+define i8 @mem_gep(i8* %p) {
+entry:
+; CHECK: movw {{r[0-9]+}}, [[REG:r[0-9]+]]
+ %arrayidx = getelementptr inbounds i8, i8* %p, i16 1
+; CHECK: ld [[REG]], {{X|Y|Z}}+1
+ %0 = tail call i8 asm sideeffect "ld $0, $1\0A\09", "=r,*Q"(i8* %arrayidx)
+ ret i8 %0
+}
Copied: llvm/trunk/test/CodeGen/AVR/inline-asm/inline-asm2.ll (from r289324, llvm/trunk/test/CodeGen/AVR/inline-asm2.ll)
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AVR/inline-asm/inline-asm2.ll?p2=llvm/trunk/test/CodeGen/AVR/inline-asm/inline-asm2.ll&p1=llvm/trunk/test/CodeGen/AVR/inline-asm2.ll&r1=289324&r2=289325&rev=289325&view=diff
==============================================================================
(empty)
Added: llvm/trunk/test/CodeGen/AVR/inline-asm/multibyte.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AVR/inline-asm/multibyte.ll?rev=289325&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AVR/inline-asm/multibyte.ll (added)
+++ llvm/trunk/test/CodeGen/AVR/inline-asm/multibyte.ll Sat Dec 10 05:49:07 2016
@@ -0,0 +1,135 @@
+; RUN: llc < %s -march=avr | FileCheck %s
+; XFAIL: *
+
+; Multibyte references
+
+; CHECK-LABEL: multibyte_i16
+define void @multibyte_i16(i16 %a) {
+entry:
+; CHECK: instr r24 r25
+ call void asm sideeffect "instr ${0:A} ${0:B}", "r"(i16 %a)
+; CHECK: instr r25 r24
+ call void asm sideeffect "instr ${0:B} ${0:A}", "r"(i16 %a)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_i32
+define void @multibyte_i32(i32 %a) {
+entry:
+; CHECK: instr r22 r23 r24 r25
+ call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "r"(i32 %a)
+; CHECK: instr r25 r24 r23 r22
+ call void asm sideeffect "instr ${0:D} ${0:C} ${0:B} ${0:A}", "r"(i32 %a)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_alternative_name
+define void @multibyte_alternative_name(i16* %p) {
+entry:
+; CHECK: instr Z
+ call void asm sideeffect "instr ${0:a}", "e" (i16* %p)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_a_i32
+define void @multibyte_a_i32() {
+entry:
+ %a = alloca i32
+ %0 = load i32, i32* %a
+; CHECK: instr r20 r21 r22 r23
+ call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "a"(i32 %0)
+ ret void
+}
+
+ at c = internal global i32 0
+
+; CHECK-LABEL: multibyte_b_i32
+define void @multibyte_b_i32() {
+entry:
+ %0 = load i32, i32* @c
+; CHECK: instr r28 r29 r30 r31
+ call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "b"(i32 %0)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_d_i32
+define void @multibyte_d_i32() {
+entry:
+ %a = alloca i32
+ %0 = load i32, i32* %a
+; CHECK: instr r18 r19 r24 r25
+ call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "d"(i32 %0)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_e_i32
+define void @multibyte_e_i32() {
+entry:
+ %a = alloca i32
+ %0 = load i32, i32* %a
+; CHECK: instr r26 r27 r30 r31
+ call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "e"(i32 %0)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_l_i32
+define void @multibyte_l_i32() {
+entry:
+ %a = alloca i32
+ %0 = load i32, i32* %a
+; CHECK: instr r12 r13 r14 r15
+ call void asm sideeffect "instr ${0:A} ${0:B} ${0:C} ${0:D}", "l"(i32 %0)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_a_i16
+define void @multibyte_a_i16() {
+entry:
+ %a = alloca i16
+ %0 = load i16, i16* %a
+; CHECK: instr r22 r23
+ call void asm sideeffect "instr ${0:A} ${0:B}", "a"(i16 %0)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_b_i16
+define void @multibyte_b_i16() {
+entry:
+ %a = alloca i16
+ %0 = load i16, i16* %a
+; CHECK: instr r30 r31
+ call void asm sideeffect "instr ${0:A} ${0:B}", "b"(i16 %0)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_d_i16
+define void @multibyte_d_i16() {
+entry:
+ %a = alloca i16
+ %0 = load i16, i16* %a
+; CHECK: instr r24 r25
+ call void asm sideeffect "instr ${0:A} ${0:B}", "d"(i16 %0)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_e_i16
+define void @multibyte_e_i16() {
+entry:
+ %a = alloca i16
+ %0 = load i16, i16* %a
+; CHECK: instr r30 r31
+ call void asm sideeffect "instr ${0:A} ${0:B}", "e"(i16 %0)
+ ret void
+}
+
+; CHECK-LABEL: multibyte_l_i16
+define void @multibyte_l_i16() {
+entry:
+ %a = alloca i16
+ %0 = load i16, i16* %a
+; CHECK: instr r14 r15
+ call void asm sideeffect "instr ${0:A} ${0:B}", "l"(i16 %0)
+ ret void
+}
+
+
Removed: llvm/trunk/test/CodeGen/AVR/inline-asm2.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AVR/inline-asm2.ll?rev=289324&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AVR/inline-asm2.ll (original)
+++ llvm/trunk/test/CodeGen/AVR/inline-asm2.ll (removed)
@@ -1,8 +0,0 @@
-; RUN: llc < %s -march=avr | FileCheck %s
-
-; CHECK-LABEL: foo
-define void @foo(i16 %a) {
- call void asm sideeffect "add $0, $0", "Z"(i16 %a) nounwind
- ret void
-}
-
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