36209d366d
Implement base Calling Convention functionality. Implement stack load/store register operations. Implement call lowering.
36 lines
774 B
LLVM
36 lines
774 B
LLVM
; RUN: llc -mtriple=xtensa -O0 -verify-machineinstrs < %s \
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; RUN: | FileCheck %s -check-prefix=XTENSA
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define i8 @loadi8(i8 %a) {
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; XTENSA-LABEL: loadi8:
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; XTENSA: s8i a2, a1, 3
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; XTENSA: l8ui a2, a1, 3
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; XTENSA: ret
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%b = alloca i8, align 1
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store i8 %a, ptr %b, align 1
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%1 = load i8, ptr %b, align 1
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ret i8 %1
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}
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define i16 @loadi16(i16 %a) {
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; XTENSA-LABEL: loadi16:
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; XTENSA: s16i a2, a1, 2
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; XTENSA: l16ui a2, a1, 2
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; XTENSA: ret
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%b = alloca i16, align 2
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store i16 %a, ptr %b, align 2
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%1 = load i16, ptr %b, align 2
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ret i16 %1
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}
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define i32 @loadi32(i32 %a) {
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; XTENSA-LABEL: loadi32:
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; XTENSA: s32i a2, a1, 0
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; XTENSA: l32i a2, a1, 0
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; XTENSA: ret
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%b = alloca i32, align 4
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store i32 %a, ptr %b, align 4
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%1 = load i32, ptr %b, align 4
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ret i32 %1
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}
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